Home / 573,064,115.96-790,820,915.14-318,743,757.56

Finding the Fourth Proportional to 573,064,115.96, 790,820,915.14 and 318,743,757.56

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Solution

The fourth proportional to 573,064,115.96, 790,820,915.14 and 318,743,757.56 is: 439,862,177.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,064,115.96 : 790,820,915.14 = 318,743,757.56 : x
  2. Step 2: Convert to fraction form
    573,064,115.96/790,820,915.14 = 318,743,757.56/x
  3. Step 3: Cross multiply
    573,064,115.96x = 790,820,915.14 × 318,743,757.56
  4. Step 4: Simplify right side
    573,064,115.96x = 252,069,230,048,761,504
  5. Step 5: Solve for x
    x = 252,069,230,048,761,504/573,064,115.96
  6. Step 6: Final answer
    x = 439,862,177.77

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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.