Home / 7,276,659,629.40-10,914,989,444.10-7,215,437,626.20

Finding the Fourth Proportional to 7,276,659,629.40, 10,914,989,444.10 and 7,215,437,626.20

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Solution

The fourth proportional to 7,276,659,629.40, 10,914,989,444.10 and 7,215,437,626.20 is: 10,823,156,439.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276,659,629.40 : 10,914,989,444.10 = 7,215,437,626.20 : x
  2. Step 2: Convert to fraction form
    7,276,659,629.40/10,914,989,444.10 = 7,215,437,626.20/x
  3. Step 3: Cross multiply
    7,276,659,629.40x = 10,914,989,444.10 × 7,215,437,626.20
  4. Step 4: Simplify right side
    7,276,659,629.40x = 78,756,425,524,534,968,320
  5. Step 5: Solve for x
    x = 78,756,425,524,534,968,320/7,276,659,629.40
  6. Step 6: Final answer
    x = 10,823,156,439.30

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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.