Home / 112,070,871.42-167,948,283-52,920,138.78

Finding the Fourth Proportional to 112,070,871.42, 167,948,283 and 52,920,138.78

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Solution

The fourth proportional to 112,070,871.42, 167,948,283 and 52,920,138.78 is: 79,305,588.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,070,871.42 : 167,948,283 = 52,920,138.78 : x
  2. Step 2: Convert to fraction form
    112,070,871.42/167,948,283 = 52,920,138.78/x
  3. Step 3: Cross multiply
    112,070,871.42x = 167,948,283 × 52,920,138.78
  4. Step 4: Simplify right side
    112,070,871.42x = 8,887,846,444,222,715
  5. Step 5: Solve for x
    x = 8,887,846,444,222,715/112,070,871.42
  6. Step 6: Final answer
    x = 79,305,588.79

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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.