Home / 98,458,132.18-135,959,373.57-61,351,740.58

Finding the Fourth Proportional to 98,458,132.18, 135,959,373.57 and 61,351,740.58

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Solution

The fourth proportional to 98,458,132.18, 135,959,373.57 and 61,351,740.58 is: 84,719,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,458,132.18 : 135,959,373.57 = 61,351,740.58 : x
  2. Step 2: Convert to fraction form
    98,458,132.18/135,959,373.57 = 61,351,740.58/x
  3. Step 3: Cross multiply
    98,458,132.18x = 135,959,373.57 × 61,351,740.58
  4. Step 4: Simplify right side
    98,458,132.18x = 8,341,344,216,685,948
  5. Step 5: Solve for x
    x = 8,341,344,216,685,948/98,458,132.18
  6. Step 6: Final answer
    x = 84,719,708.08

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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.