Home / 135,753,104.34-187,433,010.45-127,079,987.22

Finding the Fourth Proportional to 135,753,104.34, 187,433,010.45 and 127,079,987.22

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Solution

The fourth proportional to 135,753,104.34, 187,433,010.45 and 127,079,987.22 is: 175,458,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,753,104.34 : 187,433,010.45 = 127,079,987.22 : x
  2. Step 2: Convert to fraction form
    135,753,104.34/187,433,010.45 = 127,079,987.22/x
  3. Step 3: Cross multiply
    135,753,104.34x = 187,433,010.45 × 127,079,987.22
  4. Step 4: Simplify right side
    135,753,104.34x = 23,818,984,572,592,124
  5. Step 5: Solve for x
    x = 23,818,984,572,592,124/135,753,104.34
  6. Step 6: Final answer
    x = 175,458,120.74

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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.