Home / 1,664,308,212.80-2,491,684,744.80-1,616,532,468.80

Finding the Fourth Proportional to 1,664,308,212.80, 2,491,684,744.80 and 1,616,532,468.80

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Solution

The fourth proportional to 1,664,308,212.80, 2,491,684,744.80 and 1,616,532,468.80 is: 2,420,158,274.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,308,212.80 : 2,491,684,744.80 = 1,616,532,468.80 : x
  2. Step 2: Convert to fraction form
    1,664,308,212.80/2,491,684,744.80 = 1,616,532,468.80/x
  3. Step 3: Cross multiply
    1,664,308,212.80x = 2,491,684,744.80 × 1,616,532,468.80
  4. Step 4: Simplify right side
    1,664,308,212.80x = 4,027,889,291,982,842,368
  5. Step 5: Solve for x
    x = 4,027,889,291,982,842,368/1,664,308,212.80
  6. Step 6: Final answer
    x = 2,420,158,274.17

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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.