Home / 343,725,881.68-474,351,797.64-187,103,204.56

Finding the Fourth Proportional to 343,725,881.68, 474,351,797.64 and 187,103,204.56

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Solution

The fourth proportional to 343,725,881.68, 474,351,797.64 and 187,103,204.56 is: 258,207,909.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,725,881.68 : 474,351,797.64 = 187,103,204.56 : x
  2. Step 2: Convert to fraction form
    343,725,881.68/474,351,797.64 = 187,103,204.56/x
  3. Step 3: Cross multiply
    343,725,881.68x = 474,351,797.64 × 187,103,204.56
  4. Step 4: Simplify right side
    343,725,881.68x = 88,752,741,427,240,640
  5. Step 5: Solve for x
    x = 88,752,741,427,240,640/343,725,881.68
  6. Step 6: Final answer
    x = 258,207,909.73

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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.