Home / 629,857,426.60-944,786,139.90-307,371,154.60

Finding the Fourth Proportional to 629,857,426.60, 944,786,139.90 and 307,371,154.60

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Solution

The fourth proportional to 629,857,426.60, 944,786,139.90 and 307,371,154.60 is: 461,056,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,426.60 : 944,786,139.90 = 307,371,154.60 : x
  2. Step 2: Convert to fraction form
    629,857,426.60/944,786,139.90 = 307,371,154.60/x
  3. Step 3: Cross multiply
    629,857,426.60x = 944,786,139.90 × 307,371,154.60
  4. Step 4: Simplify right side
    629,857,426.60x = 290,400,006,671,140,160
  5. Step 5: Solve for x
    x = 290,400,006,671,140,160/629,857,426.60
  6. Step 6: Final answer
    x = 461,056,731.90

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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.