Home / 131,928,829.38-182,066,649.48-79,707,776.13

Finding the Fourth Proportional to 131,928,829.38, 182,066,649.48 and 79,707,776.13

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Solution

The fourth proportional to 131,928,829.38, 182,066,649.48 and 79,707,776.13 is: 109,999,670.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,928,829.38 : 182,066,649.48 = 79,707,776.13 : x
  2. Step 2: Convert to fraction form
    131,928,829.38/182,066,649.48 = 79,707,776.13/x
  3. Step 3: Cross multiply
    131,928,829.38x = 182,066,649.48 × 79,707,776.13
  4. Step 4: Simplify right side
    131,928,829.38x = 14,512,127,737,491,020
  5. Step 5: Solve for x
    x = 14,512,127,737,491,020/131,928,829.38
  6. Step 6: Final answer
    x = 109,999,670.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.