Home / 8,384,899,798.08-12,570,722,627.84-4,185,697,478.88

Finding the Fourth Proportional to 8,384,899,798.08, 12,570,722,627.84 and 4,185,697,478.88

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Solution

The fourth proportional to 8,384,899,798.08, 12,570,722,627.84 and 4,185,697,478.88 is: 6,275,238,020.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384,899,798.08 : 12,570,722,627.84 = 4,185,697,478.88 : x
  2. Step 2: Convert to fraction form
    8,384,899,798.08/12,570,722,627.84 = 4,185,697,478.88/x
  3. Step 3: Cross multiply
    8,384,899,798.08x = 12,570,722,627.84 × 4,185,697,478.88
  4. Step 4: Simplify right side
    8,384,899,798.08x = 52,617,242,011,049,656,320
  5. Step 5: Solve for x
    x = 52,617,242,011,049,656,320/8,384,899,798.08
  6. Step 6: Final answer
    x = 6,275,238,020.51

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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.