Home / 117,251,573.65-175,877,365.94-80,327,052.97

Finding the Fourth Proportional to 117,251,573.65, 175,877,365.94 and 80,327,052.97

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Solution

The fourth proportional to 117,251,573.65, 175,877,365.94 and 80,327,052.97 is: 120,490,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,251,573.65 : 175,877,365.94 = 80,327,052.97 : x
  2. Step 2: Convert to fraction form
    117,251,573.65/175,877,365.94 = 80,327,052.97/x
  3. Step 3: Cross multiply
    117,251,573.65x = 175,877,365.94 × 80,327,052.97
  4. Step 4: Simplify right side
    117,251,573.65x = 14,127,710,490,086,454
  5. Step 5: Solve for x
    x = 14,127,710,490,086,454/117,251,573.65
  6. Step 6: Final answer
    x = 120,490,583.20

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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.