Home / 1,488,582,022.40-2,232,873,033.60-453,441,242.60

Finding the Fourth Proportional to 1,488,582,022.40, 2,232,873,033.60 and 453,441,242.60

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Solution

The fourth proportional to 1,488,582,022.40, 2,232,873,033.60 and 453,441,242.60 is: 680,161,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,582,022.40 : 2,232,873,033.60 = 453,441,242.60 : x
  2. Step 2: Convert to fraction form
    1,488,582,022.40/2,232,873,033.60 = 453,441,242.60/x
  3. Step 3: Cross multiply
    1,488,582,022.40x = 2,232,873,033.60 × 453,441,242.60
  4. Step 4: Simplify right side
    1,488,582,022.40x = 1,012,476,722,923,615,616
  5. Step 5: Solve for x
    x = 1,012,476,722,923,615,616/1,488,582,022.40
  6. Step 6: Final answer
    x = 680,161,863.90

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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.