Home / 203,949,306.60-305,923,959.90-176,208,086.40

Finding the Fourth Proportional to 203,949,306.60, 305,923,959.90 and 176,208,086.40

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Solution

The fourth proportional to 203,949,306.60, 305,923,959.90 and 176,208,086.40 is: 264,312,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,949,306.60 : 305,923,959.90 = 176,208,086.40 : x
  2. Step 2: Convert to fraction form
    203,949,306.60/305,923,959.90 = 176,208,086.40/x
  3. Step 3: Cross multiply
    203,949,306.60x = 305,923,959.90 × 176,208,086.40
  4. Step 4: Simplify right side
    203,949,306.60x = 53,906,275,557,889,336
  5. Step 5: Solve for x
    x = 53,906,275,557,889,336/203,949,306.60
  6. Step 6: Final answer
    x = 264,312,129.60

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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.