Home / 12,280,630,363.08-16,947,269,781.30-6,641,846,052.36

Finding the Fourth Proportional to 12,280,630,363.08, 16,947,269,781.30 and 6,641,846,052.36

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Solution

The fourth proportional to 12,280,630,363.08, 16,947,269,781.30 and 6,641,846,052.36 is: 9,165,747,487.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,280,630,363.08 : 16,947,269,781.30 = 6,641,846,052.36 : x
  2. Step 2: Convert to fraction form
    12,280,630,363.08/16,947,269,781.30 = 6,641,846,052.36/x
  3. Step 3: Cross multiply
    12,280,630,363.08x = 16,947,269,781.30 × 6,641,846,052.36
  4. Step 4: Simplify right side
    12,280,630,363.08x = 112,561,156,895,207,309,312
  5. Step 5: Solve for x
    x = 112,561,156,895,207,309,312/12,280,630,363.08
  6. Step 6: Final answer
    x = 9,165,747,487.49

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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.