Home / 344,884,063.30-475,868,959.53-198,178,003.78

Finding the Fourth Proportional to 344,884,063.30, 475,868,959.53 and 198,178,003.78

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Solution

The fourth proportional to 344,884,063.30, 475,868,959.53 and 198,178,003.78 is: 273,444,819.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,884,063.30 : 475,868,959.53 = 198,178,003.78 : x
  2. Step 2: Convert to fraction form
    344,884,063.30/475,868,959.53 = 198,178,003.78/x
  3. Step 3: Cross multiply
    344,884,063.30x = 475,868,959.53 × 198,178,003.78
  4. Step 4: Simplify right side
    344,884,063.30x = 94,306,760,460,521,008
  5. Step 5: Solve for x
    x = 94,306,760,460,521,008/344,884,063.30
  6. Step 6: Final answer
    x = 273,444,819.57

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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.