Home / 443,232,040.20-664,848,060.30-261,833,512.20

Finding the Fourth Proportional to 443,232,040.20, 664,848,060.30 and 261,833,512.20

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Solution

The fourth proportional to 443,232,040.20, 664,848,060.30 and 261,833,512.20 is: 392,750,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,040.20 : 664,848,060.30 = 261,833,512.20 : x
  2. Step 2: Convert to fraction form
    443,232,040.20/664,848,060.30 = 261,833,512.20/x
  3. Step 3: Cross multiply
    443,232,040.20x = 664,848,060.30 × 261,833,512.20
  4. Step 4: Simplify right side
    443,232,040.20x = 174,079,502,707,706,368
  5. Step 5: Solve for x
    x = 174,079,502,707,706,368/443,232,040.20
  6. Step 6: Final answer
    x = 392,750,268.30

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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.