Home / 88,605,260.80-132,642,470.40-52,684,979.20

Finding the Fourth Proportional to 88,605,260.80, 132,642,470.40 and 52,684,979.20

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Solution

The fourth proportional to 88,605,260.80, 132,642,470.40 and 52,684,979.20 is: 78,869,648.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,605,260.80 : 132,642,470.40 = 52,684,979.20 : x
  2. Step 2: Convert to fraction form
    88,605,260.80/132,642,470.40 = 52,684,979.20/x
  3. Step 3: Cross multiply
    88,605,260.80x = 132,642,470.40 × 52,684,979.20
  4. Step 4: Simplify right side
    88,605,260.80x = 6,988,265,794,060,616
  5. Step 5: Solve for x
    x = 6,988,265,794,060,616/88,605,260.80
  6. Step 6: Final answer
    x = 78,869,648.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.