Home / 8,502,048,140.80-12,753,072,211.20-5,410,336,979.20

Finding the Fourth Proportional to 8,502,048,140.80, 12,753,072,211.20 and 5,410,336,979.20

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Solution

The fourth proportional to 8,502,048,140.80, 12,753,072,211.20 and 5,410,336,979.20 is: 8,115,505,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502,048,140.80 : 12,753,072,211.20 = 5,410,336,979.20 : x
  2. Step 2: Convert to fraction form
    8,502,048,140.80/12,753,072,211.20 = 5,410,336,979.20/x
  3. Step 3: Cross multiply
    8,502,048,140.80x = 12,753,072,211.20 × 5,410,336,979.20
  4. Step 4: Simplify right side
    8,502,048,140.80x = 68,998,418,182,663,274,496
  5. Step 5: Solve for x
    x = 68,998,418,182,663,274,496/8,502,048,140.80
  6. Step 6: Final answer
    x = 8,115,505,468.80

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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.