Home / 252,493,800.30-378,740,700.45-88,756,828.20

Finding the Fourth Proportional to 252,493,800.30, 378,740,700.45 and 88,756,828.20

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Solution

The fourth proportional to 252,493,800.30, 378,740,700.45 and 88,756,828.20 is: 133,135,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,493,800.30 : 378,740,700.45 = 88,756,828.20 : x
  2. Step 2: Convert to fraction form
    252,493,800.30/378,740,700.45 = 88,756,828.20/x
  3. Step 3: Cross multiply
    252,493,800.30x = 378,740,700.45 × 88,756,828.20
  4. Step 4: Simplify right side
    252,493,800.30x = 33,615,823,282,188,312
  5. Step 5: Solve for x
    x = 33,615,823,282,188,312/252,493,800.30
  6. Step 6: Final answer
    x = 133,135,242.30

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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.