Home / 150,706,710.20-225,757,386.84-68,712,799.70

Finding the Fourth Proportional to 150,706,710.20, 225,757,386.84 and 68,712,799.70

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Solution

The fourth proportional to 150,706,710.20, 225,757,386.84 and 68,712,799.70 is: 102,931,197.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,706,710.20 : 225,757,386.84 = 68,712,799.70 : x
  2. Step 2: Convert to fraction form
    150,706,710.20/225,757,386.84 = 68,712,799.70/x
  3. Step 3: Cross multiply
    150,706,710.20x = 225,757,386.84 × 68,712,799.70
  4. Step 4: Simplify right side
    150,706,710.20x = 15,512,422,102,732,336
  5. Step 5: Solve for x
    x = 15,512,422,102,732,336/150,706,710.20
  6. Step 6: Final answer
    x = 102,931,197.17

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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.