Home / 26,815,964,809.24-40,209,980,337.72-12,647,126,220.75

Finding the Fourth Proportional to 26,815,964,809.24, 40,209,980,337.72 and 12,647,126,220.75

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Solution

The fourth proportional to 26,815,964,809.24, 40,209,980,337.72 and 12,647,126,220.75 is: 18,964,102,178.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,815,964,809.24 : 40,209,980,337.72 = 12,647,126,220.75 : x
  2. Step 2: Convert to fraction form
    26,815,964,809.24/40,209,980,337.72 = 12,647,126,220.75/x
  3. Step 3: Cross multiply
    26,815,964,809.24x = 40,209,980,337.72 × 12,647,126,220.75
  4. Step 4: Simplify right side
    26,815,964,809.24x = 508,540,696,665,020,563,456
  5. Step 5: Solve for x
    x = 508,540,696,665,020,563,456/26,815,964,809.24
  6. Step 6: Final answer
    x = 18,964,102,178.78

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1.5x scale

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.