Home / 105,633,052.20-158,447,686.88-43,370,846.87

Finding the Fourth Proportional to 105,633,052.20, 158,447,686.88 and 43,370,846.87

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Solution

The fourth proportional to 105,633,052.20, 158,447,686.88 and 43,370,846.87 is: 65,055,493.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,633,052.20 : 158,447,686.88 = 43,370,846.87 : x
  2. Step 2: Convert to fraction form
    105,633,052.20/158,447,686.88 = 43,370,846.87/x
  3. Step 3: Cross multiply
    105,633,052.20x = 158,447,686.88 × 43,370,846.87
  4. Step 4: Simplify right side
    105,633,052.20x = 6,872,010,363,894,377
  5. Step 5: Solve for x
    x = 6,872,010,363,894,377/105,633,052.20
  6. Step 6: Final answer
    x = 65,055,493.72

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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.