Home / 3,147,530,596.75-4,721,522,643.29-1,208,833,828.75

Finding the Fourth Proportional to 3,147,530,596.75, 4,721,522,643.29 and 1,208,833,828.75

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Solution

The fourth proportional to 3,147,530,596.75, 4,721,522,643.29 and 1,208,833,828.75 is: 1,813,337,827.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,530,596.75 : 4,721,522,643.29 = 1,208,833,828.75 : x
  2. Step 2: Convert to fraction form
    3,147,530,596.75/4,721,522,643.29 = 1,208,833,828.75/x
  3. Step 3: Cross multiply
    3,147,530,596.75x = 4,721,522,643.29 × 1,208,833,828.75
  4. Step 4: Simplify right side
    3,147,530,596.75x = 5,707,536,294,418,071,552
  5. Step 5: Solve for x
    x = 5,707,536,294,418,071,552/3,147,530,596.75
  6. Step 6: Final answer
    x = 1,813,337,827.54

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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.