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Finding the Fourth Proportional to 604,414,586.40, 906,621,879.60 and 556,041,645.60

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Solution

The fourth proportional to 604,414,586.40, 906,621,879.60 and 556,041,645.60 is: 834,062,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,414,586.40 : 906,621,879.60 = 556,041,645.60 : x
  2. Step 2: Convert to fraction form
    604,414,586.40/906,621,879.60 = 556,041,645.60/x
  3. Step 3: Cross multiply
    604,414,586.40x = 906,621,879.60 × 556,041,645.60
  4. Step 4: Simplify right side
    604,414,586.40x = 504,119,521,869,749,120
  5. Step 5: Solve for x
    x = 504,119,521,869,749,120/604,414,586.40
  6. Step 6: Final answer
    x = 834,062,468.40

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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.