Home / 177,147,384.80-265,721,077.20-125,491,319.60

Finding the Fourth Proportional to 177,147,384.80, 265,721,077.20 and 125,491,319.60

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Solution

The fourth proportional to 177,147,384.80, 265,721,077.20 and 125,491,319.60 is: 188,236,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,384.80 : 265,721,077.20 = 125,491,319.60 : x
  2. Step 2: Convert to fraction form
    177,147,384.80/265,721,077.20 = 125,491,319.60/x
  3. Step 3: Cross multiply
    177,147,384.80x = 265,721,077.20 × 125,491,319.60
  4. Step 4: Simplify right side
    177,147,384.80x = 33,345,688,623,361,472
  5. Step 5: Solve for x
    x = 33,345,688,623,361,472/177,147,384.80
  6. Step 6: Final answer
    x = 188,236,979.40

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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.