Home / 298,897,858.32-412,469,691.12-175,220,908.80

Finding the Fourth Proportional to 298,897,858.32, 412,469,691.12 and 175,220,908.80

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Solution

The fourth proportional to 298,897,858.32, 412,469,691.12 and 175,220,908.80 is: 241,799,370.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,897,858.32 : 412,469,691.12 = 175,220,908.80 : x
  2. Step 2: Convert to fraction form
    298,897,858.32/412,469,691.12 = 175,220,908.80/x
  3. Step 3: Cross multiply
    298,897,858.32x = 412,469,691.12 × 175,220,908.80
  4. Step 4: Simplify right side
    298,897,858.32x = 72,273,314,130,501,696
  5. Step 5: Solve for x
    x = 72,273,314,130,501,696/298,897,858.32
  6. Step 6: Final answer
    x = 241,799,370.98

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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.