Home / 80,852,010.30-121,278,015.45-23,350,094.10

Finding the Fourth Proportional to 80,852,010.30, 121,278,015.45 and 23,350,094.10

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Solution

The fourth proportional to 80,852,010.30, 121,278,015.45 and 23,350,094.10 is: 35,025,141.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,852,010.30 : 121,278,015.45 = 23,350,094.10 : x
  2. Step 2: Convert to fraction form
    80,852,010.30/121,278,015.45 = 23,350,094.10/x
  3. Step 3: Cross multiply
    80,852,010.30x = 121,278,015.45 × 23,350,094.10
  4. Step 4: Simplify right side
    80,852,010.30x = 2,831,853,073,018,754
  5. Step 5: Solve for x
    x = 2,831,853,073,018,754/80,852,010.30
  6. Step 6: Final answer
    x = 35,025,141.15

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Double scale
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Similar ratio
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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.