Home / 65,466,205.20-98,199,307.80-39,957,037.20

Finding the Fourth Proportional to 65,466,205.20, 98,199,307.80 and 39,957,037.20

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Solution

The fourth proportional to 65,466,205.20, 98,199,307.80 and 39,957,037.20 is: 59,935,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,466,205.20 : 98,199,307.80 = 39,957,037.20 : x
  2. Step 2: Convert to fraction form
    65,466,205.20/98,199,307.80 = 39,957,037.20/x
  3. Step 3: Cross multiply
    65,466,205.20x = 98,199,307.80 × 39,957,037.20
  4. Step 4: Simplify right side
    65,466,205.20x = 3,923,753,394,778,850.50
  5. Step 5: Solve for x
    x = 3,923,753,394,778,850.50/65,466,205.20
  6. Step 6: Final answer
    x = 59,935,555.80

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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.