Home / 240,399,729.28-360,605,805-65,524,201.12

Finding the Fourth Proportional to 240,399,729.28, 360,605,805 and 65,524,201.12

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Solution

The fourth proportional to 240,399,729.28, 360,605,805 and 65,524,201.12 is: 98,287,994.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,399,729.28 : 360,605,805 = 65,524,201.12 : x
  2. Step 2: Convert to fraction form
    240,399,729.28/360,605,805 = 65,524,201.12/x
  3. Step 3: Cross multiply
    240,399,729.28x = 360,605,805 × 65,524,201.12
  4. Step 4: Simplify right side
    240,399,729.28x = 23,628,407,291,859,500
  5. Step 5: Solve for x
    x = 23,628,407,291,859,500/240,399,729.28
  6. Step 6: Final answer
    x = 98,287,994.59

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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.