Home / 502,040,255.40-753,060,383.10-347,072,059.80

Finding the Fourth Proportional to 502,040,255.40, 753,060,383.10 and 347,072,059.80

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Solution

The fourth proportional to 502,040,255.40, 753,060,383.10 and 347,072,059.80 is: 520,608,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,040,255.40 : 753,060,383.10 = 347,072,059.80 : x
  2. Step 2: Convert to fraction form
    502,040,255.40/753,060,383.10 = 347,072,059.80/x
  3. Step 3: Cross multiply
    502,040,255.40x = 753,060,383.10 × 347,072,059.80
  4. Step 4: Simplify right side
    502,040,255.40x = 261,366,218,316,294,112
  5. Step 5: Solve for x
    x = 261,366,218,316,294,112/502,040,255.40
  6. Step 6: Final answer
    x = 520,608,089.70

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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.