Home / 136,305,082.50-204,457,623.78-40,566,970.50

Finding the Fourth Proportional to 136,305,082.50, 204,457,623.78 and 40,566,970.50

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Solution

The fourth proportional to 136,305,082.50, 204,457,623.78 and 40,566,970.50 is: 60,850,455.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,305,082.50 : 204,457,623.78 = 40,566,970.50 : x
  2. Step 2: Convert to fraction form
    136,305,082.50/204,457,623.78 = 40,566,970.50/x
  3. Step 3: Cross multiply
    136,305,082.50x = 204,457,623.78 × 40,566,970.50
  4. Step 4: Simplify right side
    136,305,082.50x = 8,294,226,392,383,359
  5. Step 5: Solve for x
    x = 8,294,226,392,383,359/136,305,082.50
  6. Step 6: Final answer
    x = 60,850,455.76

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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.