Home / 123,445,040.40-185,167,560.60-112,107,632.40

Finding the Fourth Proportional to 123,445,040.40, 185,167,560.60 and 112,107,632.40

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Solution

The fourth proportional to 123,445,040.40, 185,167,560.60 and 112,107,632.40 is: 168,161,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,445,040.40 : 185,167,560.60 = 112,107,632.40 : x
  2. Step 2: Convert to fraction form
    123,445,040.40/185,167,560.60 = 112,107,632.40/x
  3. Step 3: Cross multiply
    123,445,040.40x = 185,167,560.60 × 112,107,632.40
  4. Step 4: Simplify right side
    123,445,040.40x = 20,758,696,816,149,524
  5. Step 5: Solve for x
    x = 20,758,696,816,149,524/123,445,040.40
  6. Step 6: Final answer
    x = 168,161,448.60

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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.