Home / 102,391,690.10-153,587,535.15-67,954,313.30

Finding the Fourth Proportional to 102,391,690.10, 153,587,535.15 and 67,954,313.30

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Solution

The fourth proportional to 102,391,690.10, 153,587,535.15 and 67,954,313.30 is: 101,931,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,391,690.10 : 153,587,535.15 = 67,954,313.30 : x
  2. Step 2: Convert to fraction form
    102,391,690.10/153,587,535.15 = 67,954,313.30/x
  3. Step 3: Cross multiply
    102,391,690.10x = 153,587,535.15 × 67,954,313.30
  4. Step 4: Simplify right side
    102,391,690.10x = 10,436,935,482,557,862
  5. Step 5: Solve for x
    x = 10,436,935,482,557,862/102,391,690.10
  6. Step 6: Final answer
    x = 101,931,469.95

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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.