Home / 252,493,848.30-378,740,772.45-88,756,876.20

Finding the Fourth Proportional to 252,493,848.30, 378,740,772.45 and 88,756,876.20

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Solution

The fourth proportional to 252,493,848.30, 378,740,772.45 and 88,756,876.20 is: 133,135,314.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,493,848.30 : 378,740,772.45 = 88,756,876.20 : x
  2. Step 2: Convert to fraction form
    252,493,848.30/378,740,772.45 = 88,756,876.20/x
  3. Step 3: Cross multiply
    252,493,848.30x = 378,740,772.45 × 88,756,876.20
  4. Step 4: Simplify right side
    252,493,848.30x = 33,615,847,852,237,020
  5. Step 5: Solve for x
    x = 33,615,847,852,237,020/252,493,848.30
  6. Step 6: Final answer
    x = 133,135,314.30

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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.