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Finding the Fourth Proportional to 1,448,995,443.40, 2,173,493,165.10 and 1,448,995,443.40

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Solution

The fourth proportional to 1,448,995,443.40, 2,173,493,165.10 and 1,448,995,443.40 is: 2,173,493,165.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,995,443.40 : 2,173,493,165.10 = 1,448,995,443.40 : x
  2. Step 2: Convert to fraction form
    1,448,995,443.40/2,173,493,165.10 = 1,448,995,443.40/x
  3. Step 3: Cross multiply
    1,448,995,443.40x = 2,173,493,165.10 × 1,448,995,443.40
  4. Step 4: Simplify right side
    1,448,995,443.40x = 3,149,381,692,490,944,000
  5. Step 5: Solve for x
    x = 3,149,381,692,490,944,000/1,448,995,443.40
  6. Step 6: Final answer
    x = 2,173,493,165.10

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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.