Home / 527,656,814.16-790,970,526.12-251,233,756.72

Finding the Fourth Proportional to 527,656,814.16, 790,970,526.12 and 251,233,756.72

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Solution

The fourth proportional to 527,656,814.16, 790,970,526.12 and 251,233,756.72 is: 376,605,572.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,656,814.16 : 790,970,526.12 = 251,233,756.72 : x
  2. Step 2: Convert to fraction form
    527,656,814.16/790,970,526.12 = 251,233,756.72/x
  3. Step 3: Cross multiply
    527,656,814.16x = 790,970,526.12 × 251,233,756.72
  4. Step 4: Simplify right side
    527,656,814.16x = 198,718,496,730,887,168
  5. Step 5: Solve for x
    x = 198,718,496,730,887,168/527,656,814.16
  6. Step 6: Final answer
    x = 376,605,572.79

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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.