Home / 145,512,190.80-218,268,286.20-88,116,562.80

Finding the Fourth Proportional to 145,512,190.80, 218,268,286.20 and 88,116,562.80

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Solution

The fourth proportional to 145,512,190.80, 218,268,286.20 and 88,116,562.80 is: 132,174,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,512,190.80 : 218,268,286.20 = 88,116,562.80 : x
  2. Step 2: Convert to fraction form
    145,512,190.80/218,268,286.20 = 88,116,562.80/x
  3. Step 3: Cross multiply
    145,512,190.80x = 218,268,286.20 × 88,116,562.80
  4. Step 4: Simplify right side
    145,512,190.80x = 19,233,051,148,190,672
  5. Step 5: Solve for x
    x = 19,233,051,148,190,672/145,512,190.80
  6. Step 6: Final answer
    x = 132,174,844.20

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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.