Home / 178,071,071.20-267,131,960.97-55,260,001.45

Finding the Fourth Proportional to 178,071,071.20, 267,131,960.97 and 55,260,001.45

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Solution

The fourth proportional to 178,071,071.20, 267,131,960.97 and 55,260,001.45 is: 82,897,870.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,071,071.20 : 267,131,960.97 = 55,260,001.45 : x
  2. Step 2: Convert to fraction form
    178,071,071.20/267,131,960.97 = 55,260,001.45/x
  3. Step 3: Cross multiply
    178,071,071.20x = 267,131,960.97 × 55,260,001.45
  4. Step 4: Simplify right side
    178,071,071.20x = 14,761,712,550,670,234
  5. Step 5: Solve for x
    x = 14,761,712,550,670,234/178,071,071.20
  6. Step 6: Final answer
    x = 82,897,870.22

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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.