Home / 517,403,650.73-714,019,938.17-294,385,327.02

Finding the Fourth Proportional to 517,403,650.73, 714,019,938.17 and 294,385,327.02

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Solution

The fourth proportional to 517,403,650.73, 714,019,938.17 and 294,385,327.02 is: 406,253,401.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,403,650.73 : 714,019,938.17 = 294,385,327.02 : x
  2. Step 2: Convert to fraction form
    517,403,650.73/714,019,938.17 = 294,385,327.02/x
  3. Step 3: Cross multiply
    517,403,650.73x = 714,019,938.17 × 294,385,327.02
  4. Step 4: Simplify right side
    517,403,650.73x = 210,196,992,995,503,680
  5. Step 5: Solve for x
    x = 210,196,992,995,503,680/517,403,650.73
  6. Step 6: Final answer
    x = 406,253,401.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.