Home / 1,985,916,227.31-2,740,564,263.78-1,151,025,073.56

Finding the Fourth Proportional to 1,985,916,227.31, 2,740,564,263.78 and 1,151,025,073.56

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Solution

The fourth proportional to 1,985,916,227.31, 2,740,564,263.78 and 1,151,025,073.56 is: 1,588,414,526.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,916,227.31 : 2,740,564,263.78 = 1,151,025,073.56 : x
  2. Step 2: Convert to fraction form
    1,985,916,227.31/2,740,564,263.78 = 1,151,025,073.56/x
  3. Step 3: Cross multiply
    1,985,916,227.31x = 2,740,564,263.78 × 1,151,025,073.56
  4. Step 4: Simplify right side
    1,985,916,227.31x = 3,154,458,183,313,282,048
  5. Step 5: Solve for x
    x = 3,154,458,183,313,282,048/1,985,916,227.31
  6. Step 6: Final answer
    x = 1,588,414,526.22

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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.