Home / 541,311,213.16-812,308,376.98-230,418,321.58

Finding the Fourth Proportional to 541,311,213.16, 812,308,376.98 and 230,418,321.58

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Solution

The fourth proportional to 541,311,213.16, 812,308,376.98 and 230,418,321.58 is: 345,772,872.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,311,213.16 : 812,308,376.98 = 230,418,321.58 : x
  2. Step 2: Convert to fraction form
    541,311,213.16/812,308,376.98 = 230,418,321.58/x
  3. Step 3: Cross multiply
    541,311,213.16x = 812,308,376.98 × 230,418,321.58
  4. Step 4: Simplify right side
    541,311,213.16x = 187,170,732,830,408,928
  5. Step 5: Solve for x
    x = 187,170,732,830,408,928/541,311,213.16
  6. Step 6: Final answer
    x = 345,772,872.02

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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.