Home / 19,432,679,936.40-29,149,019,904.60-12,086,039,552.40

Finding the Fourth Proportional to 19,432,679,936.40, 29,149,019,904.60 and 12,086,039,552.40

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Solution

The fourth proportional to 19,432,679,936.40, 29,149,019,904.60 and 12,086,039,552.40 is: 18,129,059,328.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432,679,936.40 : 29,149,019,904.60 = 12,086,039,552.40 : x
  2. Step 2: Convert to fraction form
    19,432,679,936.40/29,149,019,904.60 = 12,086,039,552.40/x
  3. Step 3: Cross multiply
    19,432,679,936.40x = 29,149,019,904.60 × 12,086,039,552.40
  4. Step 4: Simplify right side
    19,432,679,936.40x = 352,296,207,480,690,442,240
  5. Step 5: Solve for x
    x = 352,296,207,480,690,442,240/19,432,679,936.40
  6. Step 6: Final answer
    x = 18,129,059,328.60

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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.