Home / 117,011,211.60-175,516,817.40-88,100,821.20

Finding the Fourth Proportional to 117,011,211.60, 175,516,817.40 and 88,100,821.20

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Solution

The fourth proportional to 117,011,211.60, 175,516,817.40 and 88,100,821.20 is: 132,151,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,011,211.60 : 175,516,817.40 = 88,100,821.20 : x
  2. Step 2: Convert to fraction form
    117,011,211.60/175,516,817.40 = 88,100,821.20/x
  3. Step 3: Cross multiply
    117,011,211.60x = 175,516,817.40 × 88,100,821.20
  4. Step 4: Simplify right side
    117,011,211.60x = 15,463,175,747,350,450
  5. Step 5: Solve for x
    x = 15,463,175,747,350,450/117,011,211.60
  6. Step 6: Final answer
    x = 132,151,231.80

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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.