Home / 68,922,552.15-95,113,123.91-37,982,721.43

Finding the Fourth Proportional to 68,922,552.15, 95,113,123.91 and 37,982,721.43

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Solution

The fourth proportional to 68,922,552.15, 95,113,123.91 and 37,982,721.43 is: 52,416,156.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,922,552.15 : 95,113,123.91 = 37,982,721.43 : x
  2. Step 2: Convert to fraction form
    68,922,552.15/95,113,123.91 = 37,982,721.43/x
  3. Step 3: Cross multiply
    68,922,552.15x = 95,113,123.91 × 37,982,721.43
  4. Step 4: Simplify right side
    68,922,552.15x = 3,612,655,290,180,526.50
  5. Step 5: Solve for x
    x = 3,612,655,290,180,526.50/68,922,552.15
  6. Step 6: Final answer
    x = 52,416,156.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.