Home / 272,918,550.18-409,227,906.48-134,439,459.78

Finding the Fourth Proportional to 272,918,550.18, 409,227,906.48 and 134,439,459.78

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Solution

The fourth proportional to 272,918,550.18, 409,227,906.48 and 134,439,459.78 is: 201,585,339.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,918,550.18 : 409,227,906.48 = 134,439,459.78 : x
  2. Step 2: Convert to fraction form
    272,918,550.18/409,227,906.48 = 134,439,459.78/x
  3. Step 3: Cross multiply
    272,918,550.18x = 409,227,906.48 × 134,439,459.78
  4. Step 4: Simplify right side
    272,918,550.18x = 55,016,378,674,071,568
  5. Step 5: Solve for x
    x = 55,016,378,674,071,568/272,918,550.18
  6. Step 6: Final answer
    x = 201,585,339.79

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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.