Home / 99,583,404-137,427,527.52-55,529,972.88

Finding the Fourth Proportional to 99,583,404, 137,427,527.52 and 55,529,972.88

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Solution

The fourth proportional to 99,583,404, 137,427,527.52 and 55,529,972.88 is: 76,632,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,583,404 : 137,427,527.52 = 55,529,972.88 : x
  2. Step 2: Convert to fraction form
    99,583,404/137,427,527.52 = 55,529,972.88/x
  3. Step 3: Cross multiply
    99,583,404x = 137,427,527.52 × 55,529,972.88
  4. Step 4: Simplify right side
    99,583,404x = 7,631,346,876,151,055
  5. Step 5: Solve for x
    x = 7,631,346,876,151,055/99,583,404
  6. Step 6: Final answer
    x = 76,632,717.60

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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.