Home / 99,712,435-149,588,043.92-38,297,101

Finding the Fourth Proportional to 99,712,435, 149,588,043.92 and 38,297,101

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Solution

The fourth proportional to 99,712,435, 149,588,043.92 and 38,297,101 is: 57,453,099.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,712,435 : 149,588,043.92 = 38,297,101 : x
  2. Step 2: Convert to fraction form
    99,712,435/149,588,043.92 = 38,297,101/x
  3. Step 3: Cross multiply
    99,712,435x = 149,588,043.92 × 38,297,101
  4. Step 4: Simplify right side
    99,712,435x = 5,728,788,426,396,675
  5. Step 5: Solve for x
    x = 5,728,788,426,396,675/99,712,435
  6. Step 6: Final answer
    x = 57,453,099.27

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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.