Home / 221,050,834.40-331,576,251.60-65,610,246.80

Finding the Fourth Proportional to 221,050,834.40, 331,576,251.60 and 65,610,246.80

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Solution

The fourth proportional to 221,050,834.40, 331,576,251.60 and 65,610,246.80 is: 98,415,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,050,834.40 : 331,576,251.60 = 65,610,246.80 : x
  2. Step 2: Convert to fraction form
    221,050,834.40/331,576,251.60 = 65,610,246.80/x
  3. Step 3: Cross multiply
    221,050,834.40x = 331,576,251.60 × 65,610,246.80
  4. Step 4: Simplify right side
    221,050,834.40x = 21,754,799,700,494,896
  5. Step 5: Solve for x
    x = 21,754,799,700,494,896/221,050,834.40
  6. Step 6: Final answer
    x = 98,415,370.20

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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.