Home / 102,912,279.40-154,368,419.10-62,535,140.20

Finding the Fourth Proportional to 102,912,279.40, 154,368,419.10 and 62,535,140.20

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Solution

The fourth proportional to 102,912,279.40, 154,368,419.10 and 62,535,140.20 is: 93,802,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,912,279.40 : 154,368,419.10 = 62,535,140.20 : x
  2. Step 2: Convert to fraction form
    102,912,279.40/154,368,419.10 = 62,535,140.20/x
  3. Step 3: Cross multiply
    102,912,279.40x = 154,368,419.10 × 62,535,140.20
  4. Step 4: Simplify right side
    102,912,279.40x = 9,653,450,730,870,858
  5. Step 5: Solve for x
    x = 9,653,450,730,870,858/102,912,279.40
  6. Step 6: Final answer
    x = 93,802,710.30

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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.