Home / 123,354,037.29-170,228,771.20-67,590,597.43

Finding the Fourth Proportional to 123,354,037.29, 170,228,771.20 and 67,590,597.43

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Solution

The fourth proportional to 123,354,037.29, 170,228,771.20 and 67,590,597.43 is: 93,275,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,354,037.29 : 170,228,771.20 = 67,590,597.43 : x
  2. Step 2: Convert to fraction form
    123,354,037.29/170,228,771.20 = 67,590,597.43/x
  3. Step 3: Cross multiply
    123,354,037.29x = 170,228,771.20 × 67,590,597.43
  4. Step 4: Simplify right side
    123,354,037.29x = 11,505,864,345,182,778
  5. Step 5: Solve for x
    x = 11,505,864,345,182,778/123,354,037.29
  6. Step 6: Final answer
    x = 93,275,133.90

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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.