Home / 360,876,238.12-498,013,986.18-195,865,785.64

Finding the Fourth Proportional to 360,876,238.12, 498,013,986.18 and 195,865,785.64

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Solution

The fourth proportional to 360,876,238.12, 498,013,986.18 and 195,865,785.64 is: 270,297,377.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,876,238.12 : 498,013,986.18 = 195,865,785.64 : x
  2. Step 2: Convert to fraction form
    360,876,238.12/498,013,986.18 = 195,865,785.64/x
  3. Step 3: Cross multiply
    360,876,238.12x = 498,013,986.18 × 195,865,785.64
  4. Step 4: Simplify right side
    360,876,238.12x = 97,543,900,662,853,792
  5. Step 5: Solve for x
    x = 97,543,900,662,853,792/360,876,238.12
  6. Step 6: Final answer
    x = 270,297,377.21

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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.