Home / 344,884,066.30-475,868,963.71-198,178,006.78

Finding the Fourth Proportional to 344,884,066.30, 475,868,963.71 and 198,178,006.78

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Solution

The fourth proportional to 344,884,066.30, 475,868,963.71 and 198,178,006.78 is: 273,444,823.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,884,066.30 : 475,868,963.71 = 198,178,006.78 : x
  2. Step 2: Convert to fraction form
    344,884,066.30/475,868,963.71 = 198,178,006.78/x
  3. Step 3: Cross multiply
    344,884,066.30x = 475,868,963.71 × 198,178,006.78
  4. Step 4: Simplify right side
    344,884,066.30x = 94,306,762,716,511,952
  5. Step 5: Solve for x
    x = 94,306,762,716,511,952/344,884,066.30
  6. Step 6: Final answer
    x = 273,444,823.73

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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.