Home / 2,889,114,984.72-4,326,315,621.30-1,903,553,579.16

Finding the Fourth Proportional to 2,889,114,984.72, 4,326,315,621.30 and 1,903,553,579.16

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Solution

The fourth proportional to 2,889,114,984.72, 4,326,315,621.30 and 1,903,553,579.16 is: 2,850,483,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,114,984.72 : 4,326,315,621.30 = 1,903,553,579.16 : x
  2. Step 2: Convert to fraction form
    2,889,114,984.72/4,326,315,621.30 = 1,903,553,579.16/x
  3. Step 3: Cross multiply
    2,889,114,984.72x = 4,326,315,621.30 × 1,903,553,579.16
  4. Step 4: Simplify right side
    2,889,114,984.72x = 8,235,373,585,501,434,880
  5. Step 5: Solve for x
    x = 8,235,373,585,501,434,880/2,889,114,984.72
  6. Step 6: Final answer
    x = 2,850,483,151.09

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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.