Home / 1,082,256,516.70-1,623,384,775.05-927,288,321.10

Finding the Fourth Proportional to 1,082,256,516.70, 1,623,384,775.05 and 927,288,321.10

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Solution

The fourth proportional to 1,082,256,516.70, 1,623,384,775.05 and 927,288,321.10 is: 1,390,932,481.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,256,516.70 : 1,623,384,775.05 = 927,288,321.10 : x
  2. Step 2: Convert to fraction form
    1,082,256,516.70/1,623,384,775.05 = 927,288,321.10/x
  3. Step 3: Cross multiply
    1,082,256,516.70x = 1,623,384,775.05 × 927,288,321.10
  4. Step 4: Simplify right side
    1,082,256,516.70x = 1,505,345,742,555,415,552
  5. Step 5: Solve for x
    x = 1,505,345,742,555,415,552/1,082,256,516.70
  6. Step 6: Final answer
    x = 1,390,932,481.65

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Half scale
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Double scale
Find fourth proportional to 1,082,256,517.70, 1,623,384,776.55 and 927,288,322.10
Similar ratio
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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.