Home / 252,730,891.95-378,340,510.73-150,442,277.55

Finding the Fourth Proportional to 252,730,891.95, 378,340,510.73 and 150,442,277.55

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Solution

The fourth proportional to 252,730,891.95, 378,340,510.73 and 150,442,277.55 is: 225,213,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,730,891.95 : 378,340,510.73 = 150,442,277.55 : x
  2. Step 2: Convert to fraction form
    252,730,891.95/378,340,510.73 = 150,442,277.55/x
  3. Step 3: Cross multiply
    252,730,891.95x = 378,340,510.73 × 150,442,277.55
  4. Step 4: Simplify right side
    252,730,891.95x = 56,918,408,122,899,208
  5. Step 5: Solve for x
    x = 56,918,408,122,899,208/252,730,891.95
  6. Step 6: Final answer
    x = 225,213,497.58

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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.