Home / 7,185,183,775.20-10,777,775,662.80-5,250,266,143.20

Finding the Fourth Proportional to 7,185,183,775.20, 10,777,775,662.80 and 5,250,266,143.20

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Solution

The fourth proportional to 7,185,183,775.20, 10,777,775,662.80 and 5,250,266,143.20 is: 7,875,399,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185,183,775.20 : 10,777,775,662.80 = 5,250,266,143.20 : x
  2. Step 2: Convert to fraction form
    7,185,183,775.20/10,777,775,662.80 = 5,250,266,143.20/x
  3. Step 3: Cross multiply
    7,185,183,775.20x = 10,777,775,662.80 × 5,250,266,143.20
  4. Step 4: Simplify right side
    7,185,183,775.20x = 56,586,190,661,403,770,880
  5. Step 5: Solve for x
    x = 56,586,190,661,403,770,880/7,185,183,775.20
  6. Step 6: Final answer
    x = 7,875,399,214.80

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Double scale
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1.5x scale

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.