Home / 629,857,493.60-944,786,240.40-307,371,221.60

Finding the Fourth Proportional to 629,857,493.60, 944,786,240.40 and 307,371,221.60

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Solution

The fourth proportional to 629,857,493.60, 944,786,240.40 and 307,371,221.60 is: 461,056,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,493.60 : 944,786,240.40 = 307,371,221.60 : x
  2. Step 2: Convert to fraction form
    629,857,493.60/944,786,240.40 = 307,371,221.60/x
  3. Step 3: Cross multiply
    629,857,493.60x = 944,786,240.40 × 307,371,221.60
  4. Step 4: Simplify right side
    629,857,493.60x = 290,400,100,862,619,264
  5. Step 5: Solve for x
    x = 290,400,100,862,619,264/629,857,493.60
  6. Step 6: Final answer
    x = 461,056,832.40

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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.