Home / 206,039,954.80-309,059,932.20-62,414,124.40

Finding the Fourth Proportional to 206,039,954.80, 309,059,932.20 and 62,414,124.40

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Solution

The fourth proportional to 206,039,954.80, 309,059,932.20 and 62,414,124.40 is: 93,621,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,039,954.80 : 309,059,932.20 = 62,414,124.40 : x
  2. Step 2: Convert to fraction form
    206,039,954.80/309,059,932.20 = 62,414,124.40/x
  3. Step 3: Cross multiply
    206,039,954.80x = 309,059,932.20 × 62,414,124.40
  4. Step 4: Simplify right side
    206,039,954.80x = 19,289,705,055,386,364
  5. Step 5: Solve for x
    x = 19,289,705,055,386,364/206,039,954.80
  6. Step 6: Final answer
    x = 93,621,186.60

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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.