Home / 252,701,721.60-378,801,476.32-175,863,324.60

Finding the Fourth Proportional to 252,701,721.60, 378,801,476.32 and 175,863,324.60

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Solution

The fourth proportional to 252,701,721.60, 378,801,476.32 and 175,863,324.60 is: 263,620,234.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,701,721.60 : 378,801,476.32 = 175,863,324.60 : x
  2. Step 2: Convert to fraction form
    252,701,721.60/378,801,476.32 = 175,863,324.60/x
  3. Step 3: Cross multiply
    252,701,721.60x = 378,801,476.32 × 175,863,324.60
  4. Step 4: Simplify right side
    252,701,721.60x = 66,617,286,989,023,368
  5. Step 5: Solve for x
    x = 66,617,286,989,023,368/252,701,721.60
  6. Step 6: Final answer
    x = 263,620,234.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.