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Finding the Fourth Proportional to 1,255,764,953.15, 1,883,647,429.08 and 468,880,057.69

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Solution

The fourth proportional to 1,255,764,953.15, 1,883,647,429.08 and 468,880,057.69 is: 703,320,086.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,764,953.15 : 1,883,647,429.08 = 468,880,057.69 : x
  2. Step 2: Convert to fraction form
    1,255,764,953.15/1,883,647,429.08 = 468,880,057.69/x
  3. Step 3: Cross multiply
    1,255,764,953.15x = 1,883,647,429.08 × 468,880,057.69
  4. Step 4: Simplify right side
    1,255,764,953.15x = 883,204,715,217,519,360
  5. Step 5: Solve for x
    x = 883,204,715,217,519,360/1,255,764,953.15
  6. Step 6: Final answer
    x = 703,320,086.30

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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.