Home / 81,393,889.68-112,323,541.68-44,726,822.64

Finding the Fourth Proportional to 81,393,889.68, 112,323,541.68 and 44,726,822.64

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Solution

The fourth proportional to 81,393,889.68, 112,323,541.68 and 44,726,822.64 is: 61,723,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,393,889.68 : 112,323,541.68 = 44,726,822.64 : x
  2. Step 2: Convert to fraction form
    81,393,889.68/112,323,541.68 = 44,726,822.64/x
  3. Step 3: Cross multiply
    81,393,889.68x = 112,323,541.68 × 44,726,822.64
  4. Step 4: Simplify right side
    81,393,889.68x = 5,023,875,127,018,008
  5. Step 5: Solve for x
    x = 5,023,875,127,018,008/81,393,889.68
  6. Step 6: Final answer
    x = 61,723,000.91

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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.