Home / 13,355,431,981.71-20,033,792,274.02-4,391,422,789.17

Finding the Fourth Proportional to 13,355,431,981.71, 20,033,792,274.02 and 4,391,422,789.17

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Solution

The fourth proportional to 13,355,431,981.71, 20,033,792,274.02 and 4,391,422,789.17 is: 6,587,346,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355,431,981.71 : 20,033,792,274.02 = 4,391,422,789.17 : x
  2. Step 2: Convert to fraction form
    13,355,431,981.71/20,033,792,274.02 = 4,391,422,789.17/x
  3. Step 3: Cross multiply
    13,355,431,981.71x = 20,033,792,274.02 × 4,391,422,789.17
  4. Step 4: Simplify right side
    13,355,431,981.71x = 87,976,851,945,607,348,224
  5. Step 5: Solve for x
    x = 87,976,851,945,607,348,224/13,355,431,981.71
  6. Step 6: Final answer
    x = 6,587,346,037.63

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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.