Home / 121,254,426.21-181,879,013.25-33,813,610.10

Finding the Fourth Proportional to 121,254,426.21, 181,879,013.25 and 33,813,610.10

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Solution

The fourth proportional to 121,254,426.21, 181,879,013.25 and 33,813,610.10 is: 50,719,682.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,254,426.21 : 181,879,013.25 = 33,813,610.10 : x
  2. Step 2: Convert to fraction form
    121,254,426.21/181,879,013.25 = 33,813,610.10/x
  3. Step 3: Cross multiply
    121,254,426.21x = 181,879,013.25 × 33,813,610.10
  4. Step 4: Simplify right side
    121,254,426.21x = 6,149,986,038,498,839
  5. Step 5: Solve for x
    x = 6,149,986,038,498,839/121,254,426.21
  6. Step 6: Final answer
    x = 50,719,682.83

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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.