Home / 2,880,801,661.87-3,975,510,327.38-1,560,702,217.87

Finding the Fourth Proportional to 2,880,801,661.87, 3,975,510,327.38 and 1,560,702,217.87

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Solution

The fourth proportional to 2,880,801,661.87, 3,975,510,327.38 and 1,560,702,217.87 is: 2,153,771,246.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,801,661.87 : 3,975,510,327.38 = 1,560,702,217.87 : x
  2. Step 2: Convert to fraction form
    2,880,801,661.87/3,975,510,327.38 = 1,560,702,217.87/x
  3. Step 3: Cross multiply
    2,880,801,661.87x = 3,975,510,327.38 × 1,560,702,217.87
  4. Step 4: Simplify right side
    2,880,801,661.87x = 6,204,587,785,107,055,616
  5. Step 5: Solve for x
    x = 6,204,587,785,107,055,616/2,880,801,661.87
  6. Step 6: Final answer
    x = 2,153,771,246.12

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.