Home / 2,834,356,987.80-4,251,535,481.70-764,288,004.60

Finding the Fourth Proportional to 2,834,356,987.80, 4,251,535,481.70 and 764,288,004.60

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Solution

The fourth proportional to 2,834,356,987.80, 4,251,535,481.70 and 764,288,004.60 is: 1,146,432,006.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,356,987.80 : 4,251,535,481.70 = 764,288,004.60 : x
  2. Step 2: Convert to fraction form
    2,834,356,987.80/4,251,535,481.70 = 764,288,004.60/x
  3. Step 3: Cross multiply
    2,834,356,987.80x = 4,251,535,481.70 × 764,288,004.60
  4. Step 4: Simplify right side
    2,834,356,987.80x = 3,249,397,569,794,592,768
  5. Step 5: Solve for x
    x = 3,249,397,569,794,592,768/2,834,356,987.80
  6. Step 6: Final answer
    x = 1,146,432,006.90

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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.