Home / 119,740,691.80-179,611,037.70-93,912,659.20

Finding the Fourth Proportional to 119,740,691.80, 179,611,037.70 and 93,912,659.20

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Solution

The fourth proportional to 119,740,691.80, 179,611,037.70 and 93,912,659.20 is: 140,868,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,740,691.80 : 179,611,037.70 = 93,912,659.20 : x
  2. Step 2: Convert to fraction form
    119,740,691.80/179,611,037.70 = 93,912,659.20/x
  3. Step 3: Cross multiply
    119,740,691.80x = 179,611,037.70 × 93,912,659.20
  4. Step 4: Simplify right side
    119,740,691.80x = 16,867,750,172,078,452
  5. Step 5: Solve for x
    x = 16,867,750,172,078,452/119,740,691.80
  6. Step 6: Final answer
    x = 140,868,988.80

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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.