Home / 148,248,253.31-222,059,545.41-118,943,433.95

Finding the Fourth Proportional to 148,248,253.31, 222,059,545.41 and 118,943,433.95

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Solution

The fourth proportional to 148,248,253.31, 222,059,545.41 and 118,943,433.95 is: 178,164,155.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,248,253.31 : 222,059,545.41 = 118,943,433.95 : x
  2. Step 2: Convert to fraction form
    148,248,253.31/222,059,545.41 = 118,943,433.95/x
  3. Step 3: Cross multiply
    148,248,253.31x = 222,059,545.41 × 118,943,433.95
  4. Step 4: Simplify right side
    148,248,253.31x = 26,412,524,872,441,360
  5. Step 5: Solve for x
    x = 26,412,524,872,441,360/148,248,253.31
  6. Step 6: Final answer
    x = 178,164,155.62

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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.