Home / 240,543,130.05-360,867,839.16-87,185,200.68

Finding the Fourth Proportional to 240,543,130.05, 360,867,839.16 and 87,185,200.68

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Solution

The fourth proportional to 240,543,130.05, 360,867,839.16 and 87,185,200.68 is: 130,797,063.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,543,130.05 : 360,867,839.16 = 87,185,200.68 : x
  2. Step 2: Convert to fraction form
    240,543,130.05/360,867,839.16 = 87,185,200.68/x
  3. Step 3: Cross multiply
    240,543,130.05x = 360,867,839.16 × 87,185,200.68
  4. Step 4: Simplify right side
    240,543,130.05x = 31,462,334,976,122,568
  5. Step 5: Solve for x
    x = 31,462,334,976,122,568/240,543,130.05
  6. Step 6: Final answer
    x = 130,797,063.17

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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.