Home / 145,510,336.80-218,265,505.20-88,114,708.80

Finding the Fourth Proportional to 145,510,336.80, 218,265,505.20 and 88,114,708.80

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Solution

The fourth proportional to 145,510,336.80, 218,265,505.20 and 88,114,708.80 is: 132,172,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,510,336.80 : 218,265,505.20 = 88,114,708.80 : x
  2. Step 2: Convert to fraction form
    145,510,336.80/218,265,505.20 = 88,114,708.80/x
  3. Step 3: Cross multiply
    145,510,336.80x = 218,265,505.20 × 88,114,708.80
  4. Step 4: Simplify right side
    145,510,336.80x = 19,232,401,431,782,884
  5. Step 5: Solve for x
    x = 19,232,401,431,782,884/145,510,336.80
  6. Step 6: Final answer
    x = 132,172,063.20

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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.