Home / 114,871,982-172,309,473.24-38,195,008.64

Finding the Fourth Proportional to 114,871,982, 172,309,473.24 and 38,195,008.64

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Solution

The fourth proportional to 114,871,982, 172,309,473.24 and 38,195,008.64 is: 57,293,011.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,871,982 : 172,309,473.24 = 38,195,008.64 : x
  2. Step 2: Convert to fraction form
    114,871,982/172,309,473.24 = 38,195,008.64/x
  3. Step 3: Cross multiply
    114,871,982x = 172,309,473.24 × 38,195,008.64
  4. Step 4: Simplify right side
    114,871,982x = 6,581,361,819,155,649
  5. Step 5: Solve for x
    x = 6,581,361,819,155,649/114,871,982
  6. Step 6: Final answer
    x = 57,293,011.79

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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.