Home / 8,232,961,781.70-12,349,442,672.55-6,993,216,216.90

Finding the Fourth Proportional to 8,232,961,781.70, 12,349,442,672.55 and 6,993,216,216.90

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Solution

The fourth proportional to 8,232,961,781.70, 12,349,442,672.55 and 6,993,216,216.90 is: 10,489,824,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232,961,781.70 : 12,349,442,672.55 = 6,993,216,216.90 : x
  2. Step 2: Convert to fraction form
    8,232,961,781.70/12,349,442,672.55 = 6,993,216,216.90/x
  3. Step 3: Cross multiply
    8,232,961,781.70x = 12,349,442,672.55 × 6,993,216,216.90
  4. Step 4: Simplify right side
    8,232,961,781.70x = 86,362,322,767,353,528,320
  5. Step 5: Solve for x
    x = 86,362,322,767,353,528,320/8,232,961,781.70
  6. Step 6: Final answer
    x = 10,489,824,325.35

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Double scale
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Similar ratio
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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.