Home / 248,508,001.60-372,762,002.40-210,244,249.60

Finding the Fourth Proportional to 248,508,001.60, 372,762,002.40 and 210,244,249.60

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Solution

The fourth proportional to 248,508,001.60, 372,762,002.40 and 210,244,249.60 is: 315,366,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,508,001.60 : 372,762,002.40 = 210,244,249.60 : x
  2. Step 2: Convert to fraction form
    248,508,001.60/372,762,002.40 = 210,244,249.60/x
  3. Step 3: Cross multiply
    248,508,001.60x = 372,762,002.40 × 210,244,249.60
  4. Step 4: Simplify right side
    248,508,001.60x = 78,371,067,473,981,392
  5. Step 5: Solve for x
    x = 78,371,067,473,981,392/248,508,001.60
  6. Step 6: Final answer
    x = 315,366,374.40

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1.5x scale

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.