Home / 98,118,219.72-135,397,042.29-54,062,753.16

Finding the Fourth Proportional to 98,118,219.72, 135,397,042.29 and 54,062,753.16

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Solution

The fourth proportional to 98,118,219.72, 135,397,042.29 and 54,062,753.16 is: 74,603,237.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,118,219.72 : 135,397,042.29 = 54,062,753.16 : x
  2. Step 2: Convert to fraction form
    98,118,219.72/135,397,042.29 = 54,062,753.16/x
  3. Step 3: Cross multiply
    98,118,219.72x = 135,397,042.29 × 54,062,753.16
  4. Step 4: Simplify right side
    98,118,219.72x = 7,319,936,875,918,350
  5. Step 5: Solve for x
    x = 7,319,936,875,918,350/98,118,219.72
  6. Step 6: Final answer
    x = 74,603,237.78

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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.