Home / 136,141,785.26-204,215,477.26-45,266,165.42

Finding the Fourth Proportional to 136,141,785.26, 204,215,477.26 and 45,266,165.42

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Solution

The fourth proportional to 136,141,785.26, 204,215,477.26 and 45,266,165.42 is: 67,900,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,141,785.26 : 204,215,477.26 = 45,266,165.42 : x
  2. Step 2: Convert to fraction form
    136,141,785.26/204,215,477.26 = 45,266,165.42/x
  3. Step 3: Cross multiply
    136,141,785.26x = 204,215,477.26 × 45,266,165.42
  4. Step 4: Simplify right side
    136,141,785.26x = 9,244,051,574,975,408
  5. Step 5: Solve for x
    x = 9,244,051,574,975,408/136,141,785.26
  6. Step 6: Final answer
    x = 67,900,178.90

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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.