Home / 117,008,009.20-175,512,013.80-59,612,381.20

Finding the Fourth Proportional to 117,008,009.20, 175,512,013.80 and 59,612,381.20

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Solution

The fourth proportional to 117,008,009.20, 175,512,013.80 and 59,612,381.20 is: 89,418,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,008,009.20 : 175,512,013.80 = 59,612,381.20 : x
  2. Step 2: Convert to fraction form
    117,008,009.20/175,512,013.80 = 59,612,381.20/x
  3. Step 3: Cross multiply
    117,008,009.20x = 175,512,013.80 × 59,612,381.20
  4. Step 4: Simplify right side
    117,008,009.20x = 10,462,689,071,825,262
  5. Step 5: Solve for x
    x = 10,462,689,071,825,262/117,008,009.20
  6. Step 6: Final answer
    x = 89,418,571.80

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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.