Home / 252,018,843.60-378,028,265.40-236,713,342.80

Finding the Fourth Proportional to 252,018,843.60, 378,028,265.40 and 236,713,342.80

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Solution

The fourth proportional to 252,018,843.60, 378,028,265.40 and 236,713,342.80 is: 355,070,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,018,843.60 : 378,028,265.40 = 236,713,342.80 : x
  2. Step 2: Convert to fraction form
    252,018,843.60/378,028,265.40 = 236,713,342.80/x
  3. Step 3: Cross multiply
    252,018,843.60x = 378,028,265.40 × 236,713,342.80
  4. Step 4: Simplify right side
    252,018,843.60x = 89,484,334,375,719,584
  5. Step 5: Solve for x
    x = 89,484,334,375,719,584/252,018,843.60
  6. Step 6: Final answer
    x = 355,070,014.20

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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.