Home / 99,002,117.10-148,727,124.45-68,769,029.10

Finding the Fourth Proportional to 99,002,117.10, 148,727,124.45 and 68,769,029.10

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Solution

The fourth proportional to 99,002,117.10, 148,727,124.45 and 68,769,029.10 is: 103,309,103.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,002,117.10 : 148,727,124.45 = 68,769,029.10 : x
  2. Step 2: Convert to fraction form
    99,002,117.10/148,727,124.45 = 68,769,029.10/x
  3. Step 3: Cross multiply
    99,002,117.10x = 148,727,124.45 × 68,769,029.10
  4. Step 4: Simplify right side
    99,002,117.10x = 10,227,819,949,261,370
  5. Step 5: Solve for x
    x = 10,227,819,949,261,370/99,002,117.10
  6. Step 6: Final answer
    x = 103,309,103.37

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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.