Home / 148,281,934.34-222,435,005.54-74,467,752.40

Finding the Fourth Proportional to 148,281,934.34, 222,435,005.54 and 74,467,752.40

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Solution

The fourth proportional to 148,281,934.34, 222,435,005.54 and 74,467,752.40 is: 111,707,707.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,281,934.34 : 222,435,005.54 = 74,467,752.40 : x
  2. Step 2: Convert to fraction form
    148,281,934.34/222,435,005.54 = 74,467,752.40/x
  3. Step 3: Cross multiply
    148,281,934.34x = 222,435,005.54 × 74,467,752.40
  4. Step 4: Simplify right side
    148,281,934.34x = 16,564,234,917,645,350
  5. Step 5: Solve for x
    x = 16,564,234,917,645,350/148,281,934.34
  6. Step 6: Final answer
    x = 111,707,707.29

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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.