Home / 9,840,192,847.28-13,579,851,487.99-5,553,555,903.60

Finding the Fourth Proportional to 9,840,192,847.28, 13,579,851,487.99 and 5,553,555,903.60

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Solution

The fourth proportional to 9,840,192,847.28, 13,579,851,487.99 and 5,553,555,903.60 is: 7,664,124,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840,192,847.28 : 13,579,851,487.99 = 5,553,555,903.60 : x
  2. Step 2: Convert to fraction form
    9,840,192,847.28/13,579,851,487.99 = 5,553,555,903.60/x
  3. Step 3: Cross multiply
    9,840,192,847.28x = 13,579,851,487.99 × 5,553,555,903.60
  4. Step 4: Simplify right side
    9,840,192,847.28x = 75,416,464,401,127,014,400
  5. Step 5: Solve for x
    x = 75,416,464,401,127,014,400/9,840,192,847.28
  6. Step 6: Final answer
    x = 7,664,124,633.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.