Home / 109,268,000.80-163,902,001.20-54,848,442.40

Finding the Fourth Proportional to 109,268,000.80, 163,902,001.20 and 54,848,442.40

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Solution

The fourth proportional to 109,268,000.80, 163,902,001.20 and 54,848,442.40 is: 82,272,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,268,000.80 : 163,902,001.20 = 54,848,442.40 : x
  2. Step 2: Convert to fraction form
    109,268,000.80/163,902,001.20 = 54,848,442.40/x
  3. Step 3: Cross multiply
    109,268,000.80x = 163,902,001.20 × 54,848,442.40
  4. Step 4: Simplify right side
    109,268,000.80x = 8,989,769,472,062,930
  5. Step 5: Solve for x
    x = 8,989,769,472,062,930/109,268,000.80
  6. Step 6: Final answer
    x = 82,272,663.60

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1.5x scale

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.