Home / 252,630,363.88-378,959,326.62-80,094,698.92

Finding the Fourth Proportional to 252,630,363.88, 378,959,326.62 and 80,094,698.92

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Solution

The fourth proportional to 252,630,363.88, 378,959,326.62 and 80,094,698.92 is: 120,146,417.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,630,363.88 : 378,959,326.62 = 80,094,698.92 : x
  2. Step 2: Convert to fraction form
    252,630,363.88/378,959,326.62 = 80,094,698.92/x
  3. Step 3: Cross multiply
    252,630,363.88x = 378,959,326.62 × 80,094,698.92
  4. Step 4: Simplify right side
    252,630,363.88x = 30,352,633,168,554,844
  5. Step 5: Solve for x
    x = 30,352,633,168,554,844/252,630,363.88
  6. Step 6: Final answer
    x = 120,146,417.49

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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.