Home / 64,664,573.40-96,996,860.10-54,979,061.18

Finding the Fourth Proportional to 64,664,573.40, 96,996,860.10 and 54,979,061.18

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Solution

The fourth proportional to 64,664,573.40, 96,996,860.10 and 54,979,061.18 is: 82,468,591.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,664,573.40 : 96,996,860.10 = 54,979,061.18 : x
  2. Step 2: Convert to fraction form
    64,664,573.40/96,996,860.10 = 54,979,061.18/x
  3. Step 3: Cross multiply
    64,664,573.40x = 96,996,860.10 × 54,979,061.18
  4. Step 4: Simplify right side
    64,664,573.40x = 5,332,796,305,220,816
  5. Step 5: Solve for x
    x = 5,332,796,305,220,816/64,664,573.40
  6. Step 6: Final answer
    x = 82,468,591.76

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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.