Home / 8,298,107,862.78-11,451,423,352.08-4,487,630,813.52

Finding the Fourth Proportional to 8,298,107,862.78, 11,451,423,352.08 and 4,487,630,813.52

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Solution

The fourth proportional to 8,298,107,862.78, 11,451,423,352.08 and 4,487,630,813.52 is: 6,192,949,181.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298,107,862.78 : 11,451,423,352.08 = 4,487,630,813.52 : x
  2. Step 2: Convert to fraction form
    8,298,107,862.78/11,451,423,352.08 = 4,487,630,813.52/x
  3. Step 3: Cross multiply
    8,298,107,862.78x = 11,451,423,352.08 × 4,487,630,813.52
  4. Step 4: Simplify right side
    8,298,107,862.78x = 51,389,760,293,456,699,392
  5. Step 5: Solve for x
    x = 51,389,760,293,456,699,392/8,298,107,862.78
  6. Step 6: Final answer
    x = 6,192,949,181.10

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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.