Home / 81,393,686.91-112,323,262.23-44,726,619.87

Finding the Fourth Proportional to 81,393,686.91, 112,323,262.23 and 44,726,619.87

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Solution

The fourth proportional to 81,393,686.91, 112,323,262.23 and 44,726,619.87 is: 61,722,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,393,686.91 : 112,323,262.23 = 44,726,619.87 : x
  2. Step 2: Convert to fraction form
    81,393,686.91/112,323,262.23 = 44,726,619.87/x
  3. Step 3: Cross multiply
    81,393,686.91x = 112,323,262.23 × 44,726,619.87
  4. Step 4: Simplify right side
    81,393,686.91x = 5,023,839,852,319,538
  5. Step 5: Solve for x
    x = 5,023,839,852,319,538/81,393,686.91
  6. Step 6: Final answer
    x = 61,722,721.30

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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.