Home / 284,995,672.26-393,091,235.73-261,549,937.65

Finding the Fourth Proportional to 284,995,672.26, 393,091,235.73 and 261,549,937.65

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Solution

The fourth proportional to 284,995,672.26, 393,091,235.73 and 261,549,937.65 is: 360,752,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,995,672.26 : 393,091,235.73 = 261,549,937.65 : x
  2. Step 2: Convert to fraction form
    284,995,672.26/393,091,235.73 = 261,549,937.65/x
  3. Step 3: Cross multiply
    284,995,672.26x = 393,091,235.73 × 261,549,937.65
  4. Step 4: Simplify right side
    284,995,672.26x = 102,812,988,195,942,960
  5. Step 5: Solve for x
    x = 102,812,988,195,942,960/284,995,672.26
  6. Step 6: Final answer
    x = 360,752,805.05

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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.