Home / 81,348,956.88-112,261,177.12-44,178,977.04

Finding the Fourth Proportional to 81,348,956.88, 112,261,177.12 and 44,178,977.04

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Solution

The fourth proportional to 81,348,956.88, 112,261,177.12 and 44,178,977.04 is: 60,966,780.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,348,956.88 : 112,261,177.12 = 44,178,977.04 : x
  2. Step 2: Convert to fraction form
    81,348,956.88/112,261,177.12 = 44,178,977.04/x
  3. Step 3: Cross multiply
    81,348,956.88x = 112,261,177.12 × 44,178,977.04
  4. Step 4: Simplify right side
    81,348,956.88x = 4,959,583,966,467,853
  5. Step 5: Solve for x
    x = 4,959,583,966,467,853/81,348,956.88
  6. Step 6: Final answer
    x = 60,966,780.11

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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.