Home / 276,040,116.60-414,396,098.10-139,655,297.40

Finding the Fourth Proportional to 276,040,116.60, 414,396,098.10 and 139,655,297.40

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Solution

The fourth proportional to 276,040,116.60, 414,396,098.10 and 139,655,297.40 is: 209,652,897.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,040,116.60 : 414,396,098.10 = 139,655,297.40 : x
  2. Step 2: Convert to fraction form
    276,040,116.60/414,396,098.10 = 139,655,297.40/x
  3. Step 3: Cross multiply
    276,040,116.60x = 414,396,098.10 × 139,655,297.40
  4. Step 4: Simplify right side
    276,040,116.60x = 57,872,610,321,555,080
  5. Step 5: Solve for x
    x = 57,872,610,321,555,080/276,040,116.60
  6. Step 6: Final answer
    x = 209,652,897.68

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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.