Home / 106,747,447.80-160,121,171.70-98,433,348.60

Finding the Fourth Proportional to 106,747,447.80, 160,121,171.70 and 98,433,348.60

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Solution

The fourth proportional to 106,747,447.80, 160,121,171.70 and 98,433,348.60 is: 147,650,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,747,447.80 : 160,121,171.70 = 98,433,348.60 : x
  2. Step 2: Convert to fraction form
    106,747,447.80/160,121,171.70 = 98,433,348.60/x
  3. Step 3: Cross multiply
    106,747,447.80x = 160,121,171.70 × 98,433,348.60
  4. Step 4: Simplify right side
    106,747,447.80x = 15,761,263,112,186,552
  5. Step 5: Solve for x
    x = 15,761,263,112,186,552/106,747,447.80
  6. Step 6: Final answer
    x = 147,650,022.90

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1.5x scale

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.