Home / 123,160,302.96-169,961,668.34-66,645,049.16

Finding the Fourth Proportional to 123,160,302.96, 169,961,668.34 and 66,645,049.16

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Solution

The fourth proportional to 123,160,302.96, 169,961,668.34 and 66,645,049.16 is: 91,970,411.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,160,302.96 : 169,961,668.34 = 66,645,049.16 : x
  2. Step 2: Convert to fraction form
    123,160,302.96/169,961,668.34 = 66,645,049.16/x
  3. Step 3: Cross multiply
    123,160,302.96x = 169,961,668.34 × 66,645,049.16
  4. Step 4: Simplify right side
    123,160,302.96x = 11,327,103,740,651,882
  5. Step 5: Solve for x
    x = 11,327,103,740,651,882/123,160,302.96
  6. Step 6: Final answer
    x = 91,970,411.48

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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.