Home / 6,405,986,843.40-9,596,887,029.90-3,289,963,240.20

Finding the Fourth Proportional to 6,405,986,843.40, 9,596,887,029.90 and 3,289,963,240.20

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Solution

The fourth proportional to 6,405,986,843.40, 9,596,887,029.90 and 3,289,963,240.20 is: 4,928,734,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405,986,843.40 : 9,596,887,029.90 = 3,289,963,240.20 : x
  2. Step 2: Convert to fraction form
    6,405,986,843.40/9,596,887,029.90 = 3,289,963,240.20/x
  3. Step 3: Cross multiply
    6,405,986,843.40x = 9,596,887,029.90 × 3,289,963,240.20
  4. Step 4: Simplify right side
    6,405,986,843.40x = 31,573,405,548,723,154,944
  5. Step 5: Solve for x
    x = 31,573,405,548,723,154,944/6,405,986,843.40
  6. Step 6: Final answer
    x = 4,928,734,060.90

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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.