Home / 809,167,734,786.95-1,213,826,212,032-264,619,057,291.17

Finding the Fourth Proportional to 809,167,734,786.95, 1,213,826,212,032 and 264,619,057,291.17

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Solution

The fourth proportional to 809,167,734,786.95, 1,213,826,212,032 and 264,619,057,291.17 is: 396,952,985,313.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,167,734,786.95 : 1,213,826,212,032 = 264,619,057,291.17 : x
  2. Step 2: Convert to fraction form
    809,167,734,786.95/1,213,826,212,032 = 264,619,057,291.17/x
  3. Step 3: Cross multiply
    809,167,734,786.95x = 1,213,826,212,032 × 264,619,057,291.17
  4. Step 4: Simplify right side
    809,167,734,786.95x = 321,201,547,943,219,709,345,792
  5. Step 5: Solve for x
    x = 321,201,547,943,219,709,345,792/809,167,734,786.95
  6. Step 6: Final answer
    x = 396,952,985,313.72

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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.