Home / 69,423,512.76-104,061,848.40-25,676,156.88

Finding the Fourth Proportional to 69,423,512.76, 104,061,848.40 and 25,676,156.88

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Solution

The fourth proportional to 69,423,512.76, 104,061,848.40 and 25,676,156.88 is: 38,487,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,423,512.76 : 104,061,848.40 = 25,676,156.88 : x
  2. Step 2: Convert to fraction form
    69,423,512.76/104,061,848.40 = 25,676,156.88/x
  3. Step 3: Cross multiply
    69,423,512.76x = 104,061,848.40 × 25,676,156.88
  4. Step 4: Simplify right side
    69,423,512.76x = 2,671,908,344,741,177
  5. Step 5: Solve for x
    x = 2,671,908,344,741,177/69,423,512.76
  6. Step 6: Final answer
    x = 38,487,080.80

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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.