Home / 344,884,063.80-475,868,960.22-198,178,004.28

Finding the Fourth Proportional to 344,884,063.80, 475,868,960.22 and 198,178,004.28

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Solution

The fourth proportional to 344,884,063.80, 475,868,960.22 and 198,178,004.28 is: 273,444,820.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,884,063.80 : 475,868,960.22 = 198,178,004.28 : x
  2. Step 2: Convert to fraction form
    344,884,063.80/475,868,960.22 = 198,178,004.28/x
  3. Step 3: Cross multiply
    344,884,063.80x = 475,868,960.22 × 198,178,004.28
  4. Step 4: Simplify right side
    344,884,063.80x = 94,306,760,835,198,320
  5. Step 5: Solve for x
    x = 94,306,760,835,198,320/344,884,063.80
  6. Step 6: Final answer
    x = 273,444,820.26

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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.