Home / 108,489,008.37-149,716,193.16-58,930,209.65

Finding the Fourth Proportional to 108,489,008.37, 149,716,193.16 and 58,930,209.65

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Solution

The fourth proportional to 108,489,008.37, 149,716,193.16 and 58,930,209.65 is: 81,324,428.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,489,008.37 : 149,716,193.16 = 58,930,209.65 : x
  2. Step 2: Convert to fraction form
    108,489,008.37/149,716,193.16 = 58,930,209.65/x
  3. Step 3: Cross multiply
    108,489,008.37x = 149,716,193.16 × 58,930,209.65
  4. Step 4: Simplify right side
    108,489,008.37x = 8,822,806,651,513,975
  5. Step 5: Solve for x
    x = 8,822,806,651,513,975/108,489,008.37
  6. Step 6: Final answer
    x = 81,324,428.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.