Home / 497,680,086.10-746,520,129.15-314,937,865.30

Finding the Fourth Proportional to 497,680,086.10, 746,520,129.15 and 314,937,865.30

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Solution

The fourth proportional to 497,680,086.10, 746,520,129.15 and 314,937,865.30 is: 472,406,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,680,086.10 : 746,520,129.15 = 314,937,865.30 : x
  2. Step 2: Convert to fraction form
    497,680,086.10/746,520,129.15 = 314,937,865.30/x
  3. Step 3: Cross multiply
    497,680,086.10x = 746,520,129.15 × 314,937,865.30
  4. Step 4: Simplify right side
    497,680,086.10x = 235,107,455,877,981,312
  5. Step 5: Solve for x
    x = 235,107,455,877,981,312/497,680,086.10
  6. Step 6: Final answer
    x = 472,406,797.95

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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.