Home / 527,656,810.75-790,970,521.03-251,233,753.28

Finding the Fourth Proportional to 527,656,810.75, 790,970,521.03 and 251,233,753.28

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Solution

The fourth proportional to 527,656,810.75, 790,970,521.03 and 251,233,753.28 is: 376,605,567.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,656,810.75 : 790,970,521.03 = 251,233,753.28 : x
  2. Step 2: Convert to fraction form
    527,656,810.75/790,970,521.03 = 251,233,753.28/x
  3. Step 3: Cross multiply
    527,656,810.75x = 790,970,521.03 × 251,233,753.28
  4. Step 4: Simplify right side
    527,656,810.75x = 198,718,492,727,621,152
  5. Step 5: Solve for x
    x = 198,718,492,727,621,152/527,656,810.75
  6. Step 6: Final answer
    x = 376,605,567.63

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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.