Home / 131,868,402.80-197,802,604.20-112,384,857.20

Finding the Fourth Proportional to 131,868,402.80, 197,802,604.20 and 112,384,857.20

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Solution

The fourth proportional to 131,868,402.80, 197,802,604.20 and 112,384,857.20 is: 168,577,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,868,402.80 : 197,802,604.20 = 112,384,857.20 : x
  2. Step 2: Convert to fraction form
    131,868,402.80/197,802,604.20 = 112,384,857.20/x
  3. Step 3: Cross multiply
    131,868,402.80x = 197,802,604.20 × 112,384,857.20
  4. Step 4: Simplify right side
    131,868,402.80x = 22,230,017,426,805,120
  5. Step 5: Solve for x
    x = 22,230,017,426,805,120/131,868,402.80
  6. Step 6: Final answer
    x = 168,577,285.80

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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.