Home / 543,743,261.60-815,614,892.40-337,119,000.80

Finding the Fourth Proportional to 543,743,261.60, 815,614,892.40 and 337,119,000.80

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Solution

The fourth proportional to 543,743,261.60, 815,614,892.40 and 337,119,000.80 is: 505,678,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,743,261.60 : 815,614,892.40 = 337,119,000.80 : x
  2. Step 2: Convert to fraction form
    543,743,261.60/815,614,892.40 = 337,119,000.80/x
  3. Step 3: Cross multiply
    543,743,261.60x = 815,614,892.40 × 337,119,000.80
  4. Step 4: Simplify right side
    543,743,261.60x = 274,959,277,563,487,520
  5. Step 5: Solve for x
    x = 274,959,277,563,487,520/543,743,261.60
  6. Step 6: Final answer
    x = 505,678,501.20

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Double scale
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Similar ratio
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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.