Home / 89,453,687.64-134,158,369.86-38,329,909.08

Finding the Fourth Proportional to 89,453,687.64, 134,158,369.86 and 38,329,909.08

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Solution

The fourth proportional to 89,453,687.64, 134,158,369.86 and 38,329,909.08 is: 57,485,367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,453,687.64 : 134,158,369.86 = 38,329,909.08 : x
  2. Step 2: Convert to fraction form
    89,453,687.64/134,158,369.86 = 38,329,909.08/x
  3. Step 3: Cross multiply
    89,453,687.64x = 134,158,369.86 × 38,329,909.08
  4. Step 4: Simplify right side
    89,453,687.64x = 5,142,278,119,054,812
  5. Step 5: Solve for x
    x = 5,142,278,119,054,812/89,453,687.64
  6. Step 6: Final answer
    x = 57,485,367.62

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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.