Home / 206,952,180.10-310,428,270.15-142,454,925.70

Finding the Fourth Proportional to 206,952,180.10, 310,428,270.15 and 142,454,925.70

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Solution

The fourth proportional to 206,952,180.10, 310,428,270.15 and 142,454,925.70 is: 213,682,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,952,180.10 : 310,428,270.15 = 142,454,925.70 : x
  2. Step 2: Convert to fraction form
    206,952,180.10/310,428,270.15 = 142,454,925.70/x
  3. Step 3: Cross multiply
    206,952,180.10x = 310,428,270.15 × 142,454,925.70
  4. Step 4: Simplify right side
    206,952,180.10x = 44,222,036,159,397,768
  5. Step 5: Solve for x
    x = 44,222,036,159,397,768/206,952,180.10
  6. Step 6: Final answer
    x = 213,682,388.55

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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.