Home / 105,842,886.30-158,532,857.19-75,044,108.88

Finding the Fourth Proportional to 105,842,886.30, 158,532,857.19 and 75,044,108.88

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Solution

The fourth proportional to 105,842,886.30, 158,532,857.19 and 75,044,108.88 is: 112,402,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,842,886.30 : 158,532,857.19 = 75,044,108.88 : x
  2. Step 2: Convert to fraction form
    105,842,886.30/158,532,857.19 = 75,044,108.88/x
  3. Step 3: Cross multiply
    105,842,886.30x = 158,532,857.19 × 75,044,108.88
  4. Step 4: Simplify right side
    105,842,886.30x = 11,896,956,996,023,850
  5. Step 5: Solve for x
    x = 11,896,956,996,023,850/105,842,886.30
  6. Step 6: Final answer
    x = 112,402,046.20

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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.