Home / 263,532,233.30-394,909,915.08-146,786,878.22

Finding the Fourth Proportional to 263,532,233.30, 394,909,915.08 and 146,786,878.22

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Solution

The fourth proportional to 263,532,233.30, 394,909,915.08 and 146,786,878.22 is: 219,963,959.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,532,233.30 : 394,909,915.08 = 146,786,878.22 : x
  2. Step 2: Convert to fraction form
    263,532,233.30/394,909,915.08 = 146,786,878.22/x
  3. Step 3: Cross multiply
    263,532,233.30x = 394,909,915.08 × 146,786,878.22
  4. Step 4: Simplify right side
    263,532,233.30x = 57,967,593,612,718,496
  5. Step 5: Solve for x
    x = 57,967,593,612,718,496/263,532,233.30
  6. Step 6: Final answer
    x = 219,963,959.96

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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.