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Finding the Fourth Proportional to 332,981,567.60, 499,472,351.40 and 141,480,460.40

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Solution

The fourth proportional to 332,981,567.60, 499,472,351.40 and 141,480,460.40 is: 212,220,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,981,567.60 : 499,472,351.40 = 141,480,460.40 : x
  2. Step 2: Convert to fraction form
    332,981,567.60/499,472,351.40 = 141,480,460.40/x
  3. Step 3: Cross multiply
    332,981,567.60x = 499,472,351.40 × 141,480,460.40
  4. Step 4: Simplify right side
    332,981,567.60x = 70,665,578,233,142,584
  5. Step 5: Solve for x
    x = 70,665,578,233,142,584/332,981,567.60
  6. Step 6: Final answer
    x = 212,220,690.60

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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.