Home / 1,317,539,452.28-1,976,313,797.81-334,966,097.48

Finding the Fourth Proportional to 1,317,539,452.28, 1,976,313,797.81 and 334,966,097.48

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Solution

The fourth proportional to 1,317,539,452.28, 1,976,313,797.81 and 334,966,097.48 is: 502,450,320.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,539,452.28 : 1,976,313,797.81 = 334,966,097.48 : x
  2. Step 2: Convert to fraction form
    1,317,539,452.28/1,976,313,797.81 = 334,966,097.48/x
  3. Step 3: Cross multiply
    1,317,539,452.28x = 1,976,313,797.81 × 334,966,097.48
  4. Step 4: Simplify right side
    1,317,539,452.28x = 661,998,120,246,618,752
  5. Step 5: Solve for x
    x = 661,998,120,246,618,752/1,317,539,452.28
  6. Step 6: Final answer
    x = 502,450,320.63

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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.