Home / 106,827,604.80-160,241,407.20-99,661,243.20

Finding the Fourth Proportional to 106,827,604.80, 160,241,407.20 and 99,661,243.20

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Solution

The fourth proportional to 106,827,604.80, 160,241,407.20 and 99,661,243.20 is: 149,491,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,827,604.80 : 160,241,407.20 = 99,661,243.20 : x
  2. Step 2: Convert to fraction form
    106,827,604.80/160,241,407.20 = 99,661,243.20/x
  3. Step 3: Cross multiply
    106,827,604.80x = 160,241,407.20 × 99,661,243.20
  4. Step 4: Simplify right side
    106,827,604.80x = 15,969,857,853,669,430
  5. Step 5: Solve for x
    x = 15,969,857,853,669,430/106,827,604.80
  6. Step 6: Final answer
    x = 149,491,864.80

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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.