Home / 105,954,818.38-158,931,871.47-27,171,238.34

Finding the Fourth Proportional to 105,954,818.38, 158,931,871.47 and 27,171,238.34

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Solution

The fourth proportional to 105,954,818.38, 158,931,871.47 and 27,171,238.34 is: 40,756,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,954,818.38 : 158,931,871.47 = 27,171,238.34 : x
  2. Step 2: Convert to fraction form
    105,954,818.38/158,931,871.47 = 27,171,238.34/x
  3. Step 3: Cross multiply
    105,954,818.38x = 158,931,871.47 × 27,171,238.34
  4. Step 4: Simplify right side
    105,954,818.38x = 4,318,375,759,080,156.50
  5. Step 5: Solve for x
    x = 4,318,375,759,080,156.50/105,954,818.38
  6. Step 6: Final answer
    x = 40,756,766.19

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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.