Home / 5,255,813,485.98-7,253,024,881.11-2,876,964,990.78

Finding the Fourth Proportional to 5,255,813,485.98, 7,253,024,881.11 and 2,876,964,990.78

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Solution

The fourth proportional to 5,255,813,485.98, 7,253,024,881.11 and 2,876,964,990.78 is: 3,970,212,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,813,485.98 : 7,253,024,881.11 = 2,876,964,990.78 : x
  2. Step 2: Convert to fraction form
    5,255,813,485.98/7,253,024,881.11 = 2,876,964,990.78/x
  3. Step 3: Cross multiply
    5,255,813,485.98x = 7,253,024,881.11 × 2,876,964,990.78
  4. Step 4: Simplify right side
    5,255,813,485.98x = 20,866,698,660,209,741,824
  5. Step 5: Solve for x
    x = 20,866,698,660,209,741,824/5,255,813,485.98
  6. Step 6: Final answer
    x = 3,970,212,930.10

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1.5x scale

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.