Home / 8,087,821,537.20-12,131,732,305.80-6,781,752,135.60

Finding the Fourth Proportional to 8,087,821,537.20, 12,131,732,305.80 and 6,781,752,135.60

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Solution

The fourth proportional to 8,087,821,537.20, 12,131,732,305.80 and 6,781,752,135.60 is: 10,172,628,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,821,537.20 : 12,131,732,305.80 = 6,781,752,135.60 : x
  2. Step 2: Convert to fraction form
    8,087,821,537.20/12,131,732,305.80 = 6,781,752,135.60/x
  3. Step 3: Cross multiply
    8,087,821,537.20x = 12,131,732,305.80 × 6,781,752,135.60
  4. Step 4: Simplify right side
    8,087,821,537.20x = 82,274,401,473,386,659,840
  5. Step 5: Solve for x
    x = 82,274,401,473,386,659,840/8,087,821,537.20
  6. Step 6: Final answer
    x = 10,172,628,203.40

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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.