Home / 629,861,411.60-944,792,117.40-384,973,398.80

Finding the Fourth Proportional to 629,861,411.60, 944,792,117.40 and 384,973,398.80

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Solution

The fourth proportional to 629,861,411.60, 944,792,117.40 and 384,973,398.80 is: 577,460,098.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,861,411.60 : 944,792,117.40 = 384,973,398.80 : x
  2. Step 2: Convert to fraction form
    629,861,411.60/944,792,117.40 = 384,973,398.80/x
  3. Step 3: Cross multiply
    629,861,411.60x = 944,792,117.40 × 384,973,398.80
  4. Step 4: Simplify right side
    629,861,411.60x = 363,719,832,594,926,592
  5. Step 5: Solve for x
    x = 363,719,832,594,926,592/629,861,411.60
  6. Step 6: Final answer
    x = 577,460,098.20

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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.