Home / 7,162,968,169.78-10,746,386,688.83-2,188,554,383.50

Finding the Fourth Proportional to 7,162,968,169.78, 10,746,386,688.83 and 2,188,554,383.50

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Solution

The fourth proportional to 7,162,968,169.78, 10,746,386,688.83 and 2,188,554,383.50 is: 3,283,422,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162,968,169.78 : 10,746,386,688.83 = 2,188,554,383.50 : x
  2. Step 2: Convert to fraction form
    7,162,968,169.78/10,746,386,688.83 = 2,188,554,383.50/x
  3. Step 3: Cross multiply
    7,162,968,169.78x = 10,746,386,688.83 × 2,188,554,383.50
  4. Step 4: Simplify right side
    7,162,968,169.78x = 23,519,051,694,624,948,224
  5. Step 5: Solve for x
    x = 23,519,051,694,624,948,224/7,162,968,169.78
  6. Step 6: Final answer
    x = 3,283,422,617.16

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1.5x scale

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.