Home / 150,623,570.40-225,829,067.40-68,781,656.40

Finding the Fourth Proportional to 150,623,570.40, 225,829,067.40 and 68,781,656.40

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Solution

The fourth proportional to 150,623,570.40, 225,829,067.40 and 68,781,656.40 is: 103,123,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,623,570.40 : 225,829,067.40 = 68,781,656.40 : x
  2. Step 2: Convert to fraction form
    150,623,570.40/225,829,067.40 = 68,781,656.40/x
  3. Step 3: Cross multiply
    150,623,570.40x = 225,829,067.40 × 68,781,656.40
  4. Step 4: Simplify right side
    150,623,570.40x = 15,532,897,319,039,244
  5. Step 5: Solve for x
    x = 15,532,897,319,039,244/150,623,570.40
  6. Step 6: Final answer
    x = 103,123,948.51

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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.