Home / 776,928,022.20-1,165,392,033.30-532,040,009.40

Finding the Fourth Proportional to 776,928,022.20, 1,165,392,033.30 and 532,040,009.40

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Solution

The fourth proportional to 776,928,022.20, 1,165,392,033.30 and 532,040,009.40 is: 798,060,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,928,022.20 : 1,165,392,033.30 = 532,040,009.40 : x
  2. Step 2: Convert to fraction form
    776,928,022.20/1,165,392,033.30 = 532,040,009.40/x
  3. Step 3: Cross multiply
    776,928,022.20x = 1,165,392,033.30 × 532,040,009.40
  4. Step 4: Simplify right side
    776,928,022.20x = 620,035,188,351,617,024
  5. Step 5: Solve for x
    x = 620,035,188,351,617,024/776,928,022.20
  6. Step 6: Final answer
    x = 798,060,014.10

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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.