Home / 284,263,549.83-426,395,276.10-154,979,880.75

Finding the Fourth Proportional to 284,263,549.83, 426,395,276.10 and 154,979,880.75

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Solution

The fourth proportional to 284,263,549.83, 426,395,276.10 and 154,979,880.75 is: 232,469,794.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,263,549.83 : 426,395,276.10 = 154,979,880.75 : x
  2. Step 2: Convert to fraction form
    284,263,549.83/426,395,276.10 = 154,979,880.75/x
  3. Step 3: Cross multiply
    284,263,549.83x = 426,395,276.10 × 154,979,880.75
  4. Step 4: Simplify right side
    284,263,549.83x = 66,082,689,042,341,328
  5. Step 5: Solve for x
    x = 66,082,689,042,341,328/284,263,549.83
  6. Step 6: Final answer
    x = 232,469,794.60

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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.