Home / 620,369,446.26-856,107,248.85-341,910,305.22

Finding the Fourth Proportional to 620,369,446.26, 856,107,248.85 and 341,910,305.22

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Solution

The fourth proportional to 620,369,446.26, 856,107,248.85 and 341,910,305.22 is: 471,834,795.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,369,446.26 : 856,107,248.85 = 341,910,305.22 : x
  2. Step 2: Convert to fraction form
    620,369,446.26/856,107,248.85 = 341,910,305.22/x
  3. Step 3: Cross multiply
    620,369,446.26x = 856,107,248.85 × 341,910,305.22
  4. Step 4: Simplify right side
    620,369,446.26x = 292,711,890,755,358,016
  5. Step 5: Solve for x
    x = 292,711,890,755,358,016/620,369,446.26
  6. Step 6: Final answer
    x = 471,834,795.41

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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.