Home / 102,912,279.90-154,368,419.85-62,535,140.70

Finding the Fourth Proportional to 102,912,279.90, 154,368,419.85 and 62,535,140.70

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Solution

The fourth proportional to 102,912,279.90, 154,368,419.85 and 62,535,140.70 is: 93,802,711.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,912,279.90 : 154,368,419.85 = 62,535,140.70 : x
  2. Step 2: Convert to fraction form
    102,912,279.90/154,368,419.85 = 62,535,140.70/x
  3. Step 3: Cross multiply
    102,912,279.90x = 154,368,419.85 × 62,535,140.70
  4. Step 4: Simplify right side
    102,912,279.90x = 9,653,450,854,956,422
  5. Step 5: Solve for x
    x = 9,653,450,854,956,422/102,912,279.90
  6. Step 6: Final answer
    x = 93,802,711.05

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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.