Home / 99,583,398-137,427,519.24-55,529,966.88

Finding the Fourth Proportional to 99,583,398, 137,427,519.24 and 55,529,966.88

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Solution

The fourth proportional to 99,583,398, 137,427,519.24 and 55,529,966.88 is: 76,632,709.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,583,398 : 137,427,519.24 = 55,529,966.88 : x
  2. Step 2: Convert to fraction form
    99,583,398/137,427,519.24 = 55,529,966.88/x
  3. Step 3: Cross multiply
    99,583,398x = 137,427,519.24 × 55,529,966.88
  4. Step 4: Simplify right side
    99,583,398x = 7,631,345,591,797,764
  5. Step 5: Solve for x
    x = 7,631,345,591,797,764/99,583,398
  6. Step 6: Final answer
    x = 76,632,709.32

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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.