Home / 6,126,014,142.20-9,189,021,213.30-5,989,965,246.20

Finding the Fourth Proportional to 6,126,014,142.20, 9,189,021,213.30 and 5,989,965,246.20

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Solution

The fourth proportional to 6,126,014,142.20, 9,189,021,213.30 and 5,989,965,246.20 is: 8,984,947,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126,014,142.20 : 9,189,021,213.30 = 5,989,965,246.20 : x
  2. Step 2: Convert to fraction form
    6,126,014,142.20/9,189,021,213.30 = 5,989,965,246.20/x
  3. Step 3: Cross multiply
    6,126,014,142.20x = 9,189,021,213.30 × 5,989,965,246.20
  4. Step 4: Simplify right side
    6,126,014,142.20x = 55,041,917,714,261,549,056
  5. Step 5: Solve for x
    x = 55,041,917,714,261,549,056/6,126,014,142.20
  6. Step 6: Final answer
    x = 8,984,947,869.30

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Half scale
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Double scale
Find fourth proportional to 6,126,014,143.20, 9,189,021,214.80 and 5,989,965,247.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.