Home / 89,543,449.20-134,248,818.60-60,717,644.40

Finding the Fourth Proportional to 89,543,449.20, 134,248,818.60 and 60,717,644.40

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Solution

The fourth proportional to 89,543,449.20, 134,248,818.60 and 60,717,644.40 is: 91,031,472.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,543,449.20 : 134,248,818.60 = 60,717,644.40 : x
  2. Step 2: Convert to fraction form
    89,543,449.20/134,248,818.60 = 60,717,644.40/x
  3. Step 3: Cross multiply
    89,543,449.20x = 134,248,818.60 × 60,717,644.40
  4. Step 4: Simplify right side
    89,543,449.20x = 8,151,272,028,874,905
  5. Step 5: Solve for x
    x = 8,151,272,028,874,905/89,543,449.20
  6. Step 6: Final answer
    x = 91,031,472.45

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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.