Home / 2,830,600,978.85-3,906,241,149.44-1,560,414,058.38

Finding the Fourth Proportional to 2,830,600,978.85, 3,906,241,149.44 and 1,560,414,058.38

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Solution

The fourth proportional to 2,830,600,978.85, 3,906,241,149.44 and 1,560,414,058.38 is: 2,153,377,904.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,600,978.85 : 3,906,241,149.44 = 1,560,414,058.38 : x
  2. Step 2: Convert to fraction form
    2,830,600,978.85/3,906,241,149.44 = 1,560,414,058.38/x
  3. Step 3: Cross multiply
    2,830,600,978.85x = 3,906,241,149.44 × 1,560,414,058.38
  4. Step 4: Simplify right side
    2,830,600,978.85x = 6,095,353,605,000,816,640
  5. Step 5: Solve for x
    x = 6,095,353,605,000,816,640/2,830,600,978.85
  6. Step 6: Final answer
    x = 2,153,377,904.75

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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.