Home / 453,733,286.40-680,599,929.60-449,428,614.30

Finding the Fourth Proportional to 453,733,286.40, 680,599,929.60 and 449,428,614.30

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Solution

The fourth proportional to 453,733,286.40, 680,599,929.60 and 449,428,614.30 is: 674,142,921.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,733,286.40 : 680,599,929.60 = 449,428,614.30 : x
  2. Step 2: Convert to fraction form
    453,733,286.40/680,599,929.60 = 449,428,614.30/x
  3. Step 3: Cross multiply
    453,733,286.40x = 680,599,929.60 × 449,428,614.30
  4. Step 4: Simplify right side
    453,733,286.40x = 305,881,083,252,805,568
  5. Step 5: Solve for x
    x = 305,881,083,252,805,568/453,733,286.40
  6. Step 6: Final answer
    x = 674,142,921.45

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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.