Home / 13,355,431,982.71-20,033,792,275.52-4,391,422,790.17

Finding the Fourth Proportional to 13,355,431,982.71, 20,033,792,275.52 and 4,391,422,790.17

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Solution

The fourth proportional to 13,355,431,982.71, 20,033,792,275.52 and 4,391,422,790.17 is: 6,587,346,039.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355,431,982.71 : 20,033,792,275.52 = 4,391,422,790.17 : x
  2. Step 2: Convert to fraction form
    13,355,431,982.71/20,033,792,275.52 = 4,391,422,790.17/x
  3. Step 3: Cross multiply
    13,355,431,982.71x = 20,033,792,275.52 × 4,391,422,790.17
  4. Step 4: Simplify right side
    13,355,431,982.71x = 87,976,851,972,250,238,976
  5. Step 5: Solve for x
    x = 87,976,851,972,250,238,976/13,355,431,982.71
  6. Step 6: Final answer
    x = 6,587,346,039.14

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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.