Home / 1,535,876,775.44-2,119,508,580.52-866,962,618.64

Finding the Fourth Proportional to 1,535,876,775.44, 2,119,508,580.52 and 866,962,618.64

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Solution

The fourth proportional to 1,535,876,775.44, 2,119,508,580.52 and 866,962,618.64 is: 1,196,407,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,876,775.44 : 2,119,508,580.52 = 866,962,618.64 : x
  2. Step 2: Convert to fraction form
    1,535,876,775.44/2,119,508,580.52 = 866,962,618.64/x
  3. Step 3: Cross multiply
    1,535,876,775.44x = 2,119,508,580.52 × 866,962,618.64
  4. Step 4: Simplify right side
    1,535,876,775.44x = 1,837,534,709,197,568,512
  5. Step 5: Solve for x
    x = 1,837,534,709,197,568,512/1,535,876,775.44
  6. Step 6: Final answer
    x = 1,196,407,640.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.