Home / 245,867,272.40-339,316,177.44-140,025,163.04

Finding the Fourth Proportional to 245,867,272.40, 339,316,177.44 and 140,025,163.04

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Solution

The fourth proportional to 245,867,272.40, 339,316,177.44 and 140,025,163.04 is: 193,245,740.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,867,272.40 : 339,316,177.44 = 140,025,163.04 : x
  2. Step 2: Convert to fraction form
    245,867,272.40/339,316,177.44 = 140,025,163.04/x
  3. Step 3: Cross multiply
    245,867,272.40x = 339,316,177.44 × 140,025,163.04
  4. Step 4: Simplify right side
    245,867,272.40x = 47,512,803,068,145,568
  5. Step 5: Solve for x
    x = 47,512,803,068,145,568/245,867,272.40
  6. Step 6: Final answer
    x = 193,245,740.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.