Home / 81,393,695.32-112,323,273.76-44,726,628.28

Finding the Fourth Proportional to 81,393,695.32, 112,323,273.76 and 44,726,628.28

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Solution

The fourth proportional to 81,393,695.32, 112,323,273.76 and 44,726,628.28 is: 61,722,732.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,393,695.32 : 112,323,273.76 = 44,726,628.28 : x
  2. Step 2: Convert to fraction form
    81,393,695.32/112,323,273.76 = 44,726,628.28/x
  3. Step 3: Cross multiply
    81,393,695.32x = 112,323,273.76 × 44,726,628.28
  4. Step 4: Simplify right side
    81,393,695.32x = 5,023,841,312,094,582
  5. Step 5: Solve for x
    x = 5,023,841,312,094,582/81,393,695.32
  6. Step 6: Final answer
    x = 61,722,732.86

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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.