Home / 310,730,627.44-428,969,673.39-227,004,755.10

Finding the Fourth Proportional to 310,730,627.44, 428,969,673.39 and 227,004,755.10

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Solution

The fourth proportional to 310,730,627.44, 428,969,673.39 and 227,004,755.10 is: 313,384,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,730,627.44 : 428,969,673.39 = 227,004,755.10 : x
  2. Step 2: Convert to fraction form
    310,730,627.44/428,969,673.39 = 227,004,755.10/x
  3. Step 3: Cross multiply
    310,730,627.44x = 428,969,673.39 × 227,004,755.10
  4. Step 4: Simplify right side
    310,730,627.44x = 97,378,155,651,079,088
  5. Step 5: Solve for x
    x = 97,378,155,651,079,088/310,730,627.44
  6. Step 6: Final answer
    x = 313,384,478.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.