Home / 98,761,734.48-136,289,370-54,707,766.66

Finding the Fourth Proportional to 98,761,734.48, 136,289,370 and 54,707,766.66

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Solution

The fourth proportional to 98,761,734.48, 136,289,370 and 54,707,766.66 is: 75,495,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,761,734.48 : 136,289,370 = 54,707,766.66 : x
  2. Step 2: Convert to fraction form
    98,761,734.48/136,289,370 = 54,707,766.66/x
  3. Step 3: Cross multiply
    98,761,734.48x = 136,289,370 × 54,707,766.66
  4. Step 4: Simplify right side
    98,761,734.48x = 7,456,087,052,198,404
  5. Step 5: Solve for x
    x = 7,456,087,052,198,404/98,761,734.48
  6. Step 6: Final answer
    x = 75,495,707.84

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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.