Home / 131,328,276.60-196,992,414.90-40,440,055.80

Finding the Fourth Proportional to 131,328,276.60, 196,992,414.90 and 40,440,055.80

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Solution

The fourth proportional to 131,328,276.60, 196,992,414.90 and 40,440,055.80 is: 60,660,083.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,276.60 : 196,992,414.90 = 40,440,055.80 : x
  2. Step 2: Convert to fraction form
    131,328,276.60/196,992,414.90 = 40,440,055.80/x
  3. Step 3: Cross multiply
    131,328,276.60x = 196,992,414.90 × 40,440,055.80
  4. Step 4: Simplify right side
    131,328,276.60x = 7,966,384,250,732,751
  5. Step 5: Solve for x
    x = 7,966,384,250,732,751/131,328,276.60
  6. Step 6: Final answer
    x = 60,660,083.70

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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.