Home / 177,156,175.20-265,734,262.80-108,281,421.60

Finding the Fourth Proportional to 177,156,175.20, 265,734,262.80 and 108,281,421.60

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Solution

The fourth proportional to 177,156,175.20, 265,734,262.80 and 108,281,421.60 is: 162,422,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,156,175.20 : 265,734,262.80 = 108,281,421.60 : x
  2. Step 2: Convert to fraction form
    177,156,175.20/265,734,262.80 = 108,281,421.60/x
  3. Step 3: Cross multiply
    177,156,175.20x = 265,734,262.80 × 108,281,421.60
  4. Step 4: Simplify right side
    177,156,175.20x = 28,774,083,743,811,996
  5. Step 5: Solve for x
    x = 28,774,083,743,811,996/177,156,175.20
  6. Step 6: Final answer
    x = 162,422,132.40

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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.