Home / 112,029,266.40-168,043,899.60-75,439,553.55

Finding the Fourth Proportional to 112,029,266.40, 168,043,899.60 and 75,439,553.55

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Solution

The fourth proportional to 112,029,266.40, 168,043,899.60 and 75,439,553.55 is: 113,159,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,029,266.40 : 168,043,899.60 = 75,439,553.55 : x
  2. Step 2: Convert to fraction form
    112,029,266.40/168,043,899.60 = 75,439,553.55/x
  3. Step 3: Cross multiply
    112,029,266.40x = 168,043,899.60 × 75,439,553.55
  4. Step 4: Simplify right side
    112,029,266.40x = 12,677,156,762,625,022
  5. Step 5: Solve for x
    x = 12,677,156,762,625,022/112,029,266.40
  6. Step 6: Final answer
    x = 113,159,330.33

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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.