Home / 98,496,788.60-147,745,182.90-57,682,119.80

Finding the Fourth Proportional to 98,496,788.60, 147,745,182.90 and 57,682,119.80

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Solution

The fourth proportional to 98,496,788.60, 147,745,182.90 and 57,682,119.80 is: 86,523,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,788.60 : 147,745,182.90 = 57,682,119.80 : x
  2. Step 2: Convert to fraction form
    98,496,788.60/147,745,182.90 = 57,682,119.80/x
  3. Step 3: Cross multiply
    98,496,788.60x = 147,745,182.90 × 57,682,119.80
  4. Step 4: Simplify right side
    98,496,788.60x = 8,522,255,339,910,711
  5. Step 5: Solve for x
    x = 8,522,255,339,910,711/98,496,788.60
  6. Step 6: Final answer
    x = 86,523,179.70

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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.