Home / 89,991,780.44-135,036,812.22-38,168,322.04

Finding the Fourth Proportional to 89,991,780.44, 135,036,812.22 and 38,168,322.04

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Solution

The fourth proportional to 89,991,780.44, 135,036,812.22 and 38,168,322.04 is: 57,273,325.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,991,780.44 : 135,036,812.22 = 38,168,322.04 : x
  2. Step 2: Convert to fraction form
    89,991,780.44/135,036,812.22 = 38,168,322.04/x
  3. Step 3: Cross multiply
    89,991,780.44x = 135,036,812.22 × 38,168,322.04
  4. Step 4: Simplify right side
    89,991,780.44x = 5,154,128,536,067,967
  5. Step 5: Solve for x
    x = 5,154,128,536,067,967/89,991,780.44
  6. Step 6: Final answer
    x = 57,273,325.53

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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.