Home / 14,485,397,316.20-21,728,095,974.30-7,856,202,282.20

Finding the Fourth Proportional to 14,485,397,316.20, 21,728,095,974.30 and 7,856,202,282.20

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Solution

The fourth proportional to 14,485,397,316.20, 21,728,095,974.30 and 7,856,202,282.20 is: 11,784,303,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,485,397,316.20 : 21,728,095,974.30 = 7,856,202,282.20 : x
  2. Step 2: Convert to fraction form
    14,485,397,316.20/21,728,095,974.30 = 7,856,202,282.20/x
  3. Step 3: Cross multiply
    14,485,397,316.20x = 21,728,095,974.30 × 7,856,202,282.20
  4. Step 4: Simplify right side
    14,485,397,316.20x = 170,700,317,181,156,294,656
  5. Step 5: Solve for x
    x = 170,700,317,181,156,294,656/14,485,397,316.20
  6. Step 6: Final answer
    x = 11,784,303,423.30

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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.