Home / 852,012,844.40-1,278,146,987.40-360,725,164.40

Finding the Fourth Proportional to 852,012,844.40, 1,278,146,987.40 and 360,725,164.40

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Solution

The fourth proportional to 852,012,844.40, 1,278,146,987.40 and 360,725,164.40 is: 541,141,821.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,012,844.40 : 1,278,146,987.40 = 360,725,164.40 : x
  2. Step 2: Convert to fraction form
    852,012,844.40/1,278,146,987.40 = 360,725,164.40/x
  3. Step 3: Cross multiply
    852,012,844.40x = 1,278,146,987.40 × 360,725,164.40
  4. Step 4: Simplify right side
    852,012,844.40x = 461,059,782,157,229,760
  5. Step 5: Solve for x
    x = 461,059,782,157,229,760/852,012,844.40
  6. Step 6: Final answer
    x = 541,141,821.03

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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.