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Finding the Fourth Proportional to 958,633,297.70, 1,437,949,946.55 and 958,633,297.70

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Solution

The fourth proportional to 958,633,297.70, 1,437,949,946.55 and 958,633,297.70 is: 1,437,949,946.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,633,297.70 : 1,437,949,946.55 = 958,633,297.70 : x
  2. Step 2: Convert to fraction form
    958,633,297.70/1,437,949,946.55 = 958,633,297.70/x
  3. Step 3: Cross multiply
    958,633,297.70x = 1,437,949,946.55 × 958,633,297.70
  4. Step 4: Simplify right side
    958,633,297.70x = 1,378,466,699,188,765,184
  5. Step 5: Solve for x
    x = 1,378,466,699,188,765,184/958,633,297.70
  6. Step 6: Final answer
    x = 1,437,949,946.55

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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.