Home / 2,126,089,421.10-3,189,134,131.65-1,922,016,077.10

Finding the Fourth Proportional to 2,126,089,421.10, 3,189,134,131.65 and 1,922,016,077.10

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Solution

The fourth proportional to 2,126,089,421.10, 3,189,134,131.65 and 1,922,016,077.10 is: 2,883,024,115.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,089,421.10 : 3,189,134,131.65 = 1,922,016,077.10 : x
  2. Step 2: Convert to fraction form
    2,126,089,421.10/3,189,134,131.65 = 1,922,016,077.10/x
  3. Step 3: Cross multiply
    2,126,089,421.10x = 3,189,134,131.65 × 1,922,016,077.10
  4. Step 4: Simplify right side
    2,126,089,421.10x = 6,129,567,073,059,647,488
  5. Step 5: Solve for x
    x = 6,129,567,073,059,647,488/2,126,089,421.10
  6. Step 6: Final answer
    x = 2,883,024,115.65

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Half scale
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Double scale
Find fourth proportional to 2,126,089,422.10, 3,189,134,133.15 and 1,922,016,078.10
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.