Home / 279,907,003.46-386,348,502.65-162,470,167.71

Finding the Fourth Proportional to 279,907,003.46, 386,348,502.65 and 162,470,167.71

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Solution

The fourth proportional to 279,907,003.46, 386,348,502.65 and 162,470,167.71 is: 224,253,431.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,907,003.46 : 386,348,502.65 = 162,470,167.71 : x
  2. Step 2: Convert to fraction form
    279,907,003.46/386,348,502.65 = 162,470,167.71/x
  3. Step 3: Cross multiply
    279,907,003.46x = 386,348,502.65 × 162,470,167.71
  4. Step 4: Simplify right side
    279,907,003.46x = 62,770,106,019,240,528
  5. Step 5: Solve for x
    x = 62,770,106,019,240,528/279,907,003.46
  6. Step 6: Final answer
    x = 224,253,431.48

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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.