Home / 276,040,111.60-414,396,090.60-139,655,292.40

Finding the Fourth Proportional to 276,040,111.60, 414,396,090.60 and 139,655,292.40

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Solution

The fourth proportional to 276,040,111.60, 414,396,090.60 and 139,655,292.40 is: 209,652,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,040,111.60 : 414,396,090.60 = 139,655,292.40 : x
  2. Step 2: Convert to fraction form
    276,040,111.60/414,396,090.60 = 139,655,292.40/x
  3. Step 3: Cross multiply
    276,040,111.60x = 414,396,090.60 × 139,655,292.40
  4. Step 4: Simplify right side
    276,040,111.60x = 57,872,607,202,159,896
  5. Step 5: Solve for x
    x = 57,872,607,202,159,896/276,040,111.60
  6. Step 6: Final answer
    x = 209,652,890.18

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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.