Home / 8,328,096,244.40-12,492,144,366.60-7,960,764,225.20

Finding the Fourth Proportional to 8,328,096,244.40, 12,492,144,366.60 and 7,960,764,225.20

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Solution

The fourth proportional to 8,328,096,244.40, 12,492,144,366.60 and 7,960,764,225.20 is: 11,941,146,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,096,244.40 : 12,492,144,366.60 = 7,960,764,225.20 : x
  2. Step 2: Convert to fraction form
    8,328,096,244.40/12,492,144,366.60 = 7,960,764,225.20/x
  3. Step 3: Cross multiply
    8,328,096,244.40x = 12,492,144,366.60 × 7,960,764,225.20
  4. Step 4: Simplify right side
    8,328,096,244.40x = 99,447,015,969,662,992,384
  5. Step 5: Solve for x
    x = 99,447,015,969,662,992,384/8,328,096,244.40
  6. Step 6: Final answer
    x = 11,941,146,337.80

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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.