Home / 527,656,829.70-790,970,549.34-251,233,772.28

Finding the Fourth Proportional to 527,656,829.70, 790,970,549.34 and 251,233,772.28

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Solution

The fourth proportional to 527,656,829.70, 790,970,549.34 and 251,233,772.28 is: 376,605,596.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,656,829.70 : 790,970,549.34 = 251,233,772.28 : x
  2. Step 2: Convert to fraction form
    527,656,829.70/790,970,549.34 = 251,233,772.28/x
  3. Step 3: Cross multiply
    527,656,829.70x = 790,970,549.34 × 251,233,772.28
  4. Step 4: Simplify right side
    527,656,829.70x = 198,718,514,873,072,064
  5. Step 5: Solve for x
    x = 198,718,514,873,072,064/527,656,829.70
  6. Step 6: Final answer
    x = 376,605,596.08

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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.