Home / 110,918,405.52-153,015,828.24-71,772,822.24

Finding the Fourth Proportional to 110,918,405.52, 153,015,828.24 and 71,772,822.24

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Solution

The fourth proportional to 110,918,405.52, 153,015,828.24 and 71,772,822.24 is: 99,013,124.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,918,405.52 : 153,015,828.24 = 71,772,822.24 : x
  2. Step 2: Convert to fraction form
    110,918,405.52/153,015,828.24 = 71,772,822.24/x
  3. Step 3: Cross multiply
    110,918,405.52x = 153,015,828.24 × 71,772,822.24
  4. Step 4: Simplify right side
    110,918,405.52x = 10,982,377,840,175,892
  5. Step 5: Solve for x
    x = 10,982,377,840,175,892/110,918,405.52
  6. Step 6: Final answer
    x = 99,013,124.00

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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.