Home / 149,339,165.58-224,004,480.12-81,610,758.54

Finding the Fourth Proportional to 149,339,165.58, 224,004,480.12 and 81,610,758.54

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Solution

The fourth proportional to 149,339,165.58, 224,004,480.12 and 81,610,758.54 is: 122,413,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,339,165.58 : 224,004,480.12 = 81,610,758.54 : x
  2. Step 2: Convert to fraction form
    149,339,165.58/224,004,480.12 = 81,610,758.54/x
  3. Step 3: Cross multiply
    149,339,165.58x = 224,004,480.12 × 81,610,758.54
  4. Step 4: Simplify right side
    149,339,165.58x = 18,281,175,538,951,552
  5. Step 5: Solve for x
    x = 18,281,175,538,951,552/149,339,165.58
  6. Step 6: Final answer
    x = 122,413,805.30

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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.