Home / 2,149,011,763.60-3,224,313,907.80-857,474,150.80

Finding the Fourth Proportional to 2,149,011,763.60, 3,224,313,907.80 and 857,474,150.80

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Solution

The fourth proportional to 2,149,011,763.60, 3,224,313,907.80 and 857,474,150.80 is: 1,286,528,941.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,011,763.60 : 3,224,313,907.80 = 857,474,150.80 : x
  2. Step 2: Convert to fraction form
    2,149,011,763.60/3,224,313,907.80 = 857,474,150.80/x
  3. Step 3: Cross multiply
    2,149,011,763.60x = 3,224,313,907.80 × 857,474,150.80
  4. Step 4: Simplify right side
    2,149,011,763.60x = 2,764,765,830,003,434,496
  5. Step 5: Solve for x
    x = 2,764,765,830,003,434,496/2,149,011,763.60
  6. Step 6: Final answer
    x = 1,286,528,941.74

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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.