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Finding the Fourth Proportional to 984,444,099.90, 1,476,666,149.85 and 984,444,099.90

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Solution

The fourth proportional to 984,444,099.90, 1,476,666,149.85 and 984,444,099.90 is: 1,476,666,149.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,444,099.90 : 1,476,666,149.85 = 984,444,099.90 : x
  2. Step 2: Convert to fraction form
    984,444,099.90/1,476,666,149.85 = 984,444,099.90/x
  3. Step 3: Cross multiply
    984,444,099.90x = 1,476,666,149.85 × 984,444,099.90
  4. Step 4: Simplify right side
    984,444,099.90x = 1,453,695,278,741,881,600
  5. Step 5: Solve for x
    x = 1,453,695,278,741,881,600/984,444,099.90
  6. Step 6: Final answer
    x = 1,476,666,149.85

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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.