Home / 736,519,131.44-1,016,391,394.68-406,494,260.72

Finding the Fourth Proportional to 736,519,131.44, 1,016,391,394.68 and 406,494,260.72

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Solution

The fourth proportional to 736,519,131.44, 1,016,391,394.68 and 406,494,260.72 is: 560,959,316.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,519,131.44 : 1,016,391,394.68 = 406,494,260.72 : x
  2. Step 2: Convert to fraction form
    736,519,131.44/1,016,391,394.68 = 406,494,260.72/x
  3. Step 3: Cross multiply
    736,519,131.44x = 1,016,391,394.68 × 406,494,260.72
  4. Step 4: Simplify right side
    736,519,131.44x = 413,157,268,582,616,320
  5. Step 5: Solve for x
    x = 413,157,268,582,616,320/736,519,131.44
  6. Step 6: Final answer
    x = 560,959,316.53

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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.