Home / 177,199,261.70-265,798,892.55-161,043,455.30

Finding the Fourth Proportional to 177,199,261.70, 265,798,892.55 and 161,043,455.30

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Solution

The fourth proportional to 177,199,261.70, 265,798,892.55 and 161,043,455.30 is: 241,565,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,199,261.70 : 265,798,892.55 = 161,043,455.30 : x
  2. Step 2: Convert to fraction form
    177,199,261.70/265,798,892.55 = 161,043,455.30/x
  3. Step 3: Cross multiply
    177,199,261.70x = 265,798,892.55 × 161,043,455.30
  4. Step 4: Simplify right side
    177,199,261.70x = 42,805,172,071,165,432
  5. Step 5: Solve for x
    x = 42,805,172,071,165,432/177,199,261.70
  6. Step 6: Final answer
    x = 241,565,182.95

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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.