Home / 102,912,281.40-154,368,422.10-62,535,142.20

Finding the Fourth Proportional to 102,912,281.40, 154,368,422.10 and 62,535,142.20

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Solution

The fourth proportional to 102,912,281.40, 154,368,422.10 and 62,535,142.20 is: 93,802,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,912,281.40 : 154,368,422.10 = 62,535,142.20 : x
  2. Step 2: Convert to fraction form
    102,912,281.40/154,368,422.10 = 62,535,142.20/x
  3. Step 3: Cross multiply
    102,912,281.40x = 154,368,422.10 × 62,535,142.20
  4. Step 4: Simplify right side
    102,912,281.40x = 9,653,451,227,213,122
  5. Step 5: Solve for x
    x = 9,653,451,227,213,122/102,912,281.40
  6. Step 6: Final answer
    x = 93,802,713.30

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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.