Home / 6,048,128,674.20-9,072,193,011.30-5,428,255,891.80

Finding the Fourth Proportional to 6,048,128,674.20, 9,072,193,011.30 and 5,428,255,891.80

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Solution

The fourth proportional to 6,048,128,674.20, 9,072,193,011.30 and 5,428,255,891.80 is: 8,142,383,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,048,128,674.20 : 9,072,193,011.30 = 5,428,255,891.80 : x
  2. Step 2: Convert to fraction form
    6,048,128,674.20/9,072,193,011.30 = 5,428,255,891.80/x
  3. Step 3: Cross multiply
    6,048,128,674.20x = 9,072,193,011.30 × 5,428,255,891.80
  4. Step 4: Simplify right side
    6,048,128,674.20x = 49,246,185,165,136,003,072
  5. Step 5: Solve for x
    x = 49,246,185,165,136,003,072/6,048,128,674.20
  6. Step 6: Final answer
    x = 8,142,383,837.70

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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.