Home / 501,552,647.55-752,328,971.33-379,108,641.15

Finding the Fourth Proportional to 501,552,647.55, 752,328,971.33 and 379,108,641.15

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Solution

The fourth proportional to 501,552,647.55, 752,328,971.33 and 379,108,641.15 is: 568,662,961.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,552,647.55 : 752,328,971.33 = 379,108,641.15 : x
  2. Step 2: Convert to fraction form
    501,552,647.55/752,328,971.33 = 379,108,641.15/x
  3. Step 3: Cross multiply
    501,552,647.55x = 752,328,971.33 × 379,108,641.15
  4. Step 4: Simplify right side
    501,552,647.55x = 285,214,414,016,798,080
  5. Step 5: Solve for x
    x = 285,214,414,016,798,080/501,552,647.55
  6. Step 6: Final answer
    x = 568,662,961.73

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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.