Home / 2,880,801,519.12-3,975,510,130.38-1,560,702,075.12

Finding the Fourth Proportional to 2,880,801,519.12, 3,975,510,130.38 and 1,560,702,075.12

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Solution

The fourth proportional to 2,880,801,519.12, 3,975,510,130.38 and 1,560,702,075.12 is: 2,153,771,049.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,801,519.12 : 3,975,510,130.38 = 1,560,702,075.12 : x
  2. Step 2: Convert to fraction form
    2,880,801,519.12/3,975,510,130.38 = 1,560,702,075.12/x
  3. Step 3: Cross multiply
    2,880,801,519.12x = 3,975,510,130.38 × 1,560,702,075.12
  4. Step 4: Simplify right side
    2,880,801,519.12x = 6,204,586,910,144,647,168
  5. Step 5: Solve for x
    x = 6,204,586,910,144,647,168/2,880,801,519.12
  6. Step 6: Final answer
    x = 2,153,771,049.12

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Half scale
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Double scale
Find fourth proportional to 2,880,801,520.12, 3,975,510,131.76 and 1,560,702,076.12
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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.