Home / 12,096,260,438.40-18,144,390,657.60-10,856,514,873.60

Finding the Fourth Proportional to 12,096,260,438.40, 18,144,390,657.60 and 10,856,514,873.60

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Solution

The fourth proportional to 12,096,260,438.40, 18,144,390,657.60 and 10,856,514,873.60 is: 16,284,772,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,260,438.40 : 18,144,390,657.60 = 10,856,514,873.60 : x
  2. Step 2: Convert to fraction form
    12,096,260,438.40/18,144,390,657.60 = 10,856,514,873.60/x
  3. Step 3: Cross multiply
    12,096,260,438.40x = 18,144,390,657.60 × 10,856,514,873.60
  4. Step 4: Simplify right side
    12,096,260,438.40x = 196,984,847,046,643,286,016
  5. Step 5: Solve for x
    x = 196,984,847,046,643,286,016/12,096,260,438.40
  6. Step 6: Final answer
    x = 16,284,772,310.40

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Double scale
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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.