Home / 612,689,505.93-914,255,635.30-546,656,716.23

Finding the Fourth Proportional to 612,689,505.93, 914,255,635.30 and 546,656,716.23

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Solution

The fourth proportional to 612,689,505.93, 914,255,635.30 and 546,656,716.23 is: 815,721,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,689,505.93 : 914,255,635.30 = 546,656,716.23 : x
  2. Step 2: Convert to fraction form
    612,689,505.93/914,255,635.30 = 546,656,716.23/x
  3. Step 3: Cross multiply
    612,689,505.93x = 914,255,635.30 × 546,656,716.23
  4. Step 4: Simplify right side
    612,689,505.93x = 499,783,983,387,870,464
  5. Step 5: Solve for x
    x = 499,783,983,387,870,464/612,689,505.93
  6. Step 6: Final answer
    x = 815,721,468.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.