Home / 9,906,626,359.20-14,859,939,538.80-9,149,004,069.60

Finding the Fourth Proportional to 9,906,626,359.20, 14,859,939,538.80 and 9,149,004,069.60

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Solution

The fourth proportional to 9,906,626,359.20, 14,859,939,538.80 and 9,149,004,069.60 is: 13,723,506,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906,626,359.20 : 14,859,939,538.80 = 9,149,004,069.60 : x
  2. Step 2: Convert to fraction form
    9,906,626,359.20/14,859,939,538.80 = 9,149,004,069.60/x
  3. Step 3: Cross multiply
    9,906,626,359.20x = 14,859,939,538.80 × 9,149,004,069.60
  4. Step 4: Simplify right side
    9,906,626,359.20x = 135,953,647,314,491,146,240
  5. Step 5: Solve for x
    x = 135,953,647,314,491,146,240/9,906,626,359.20
  6. Step 6: Final answer
    x = 13,723,506,104.40

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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.