Home / 902,635,274.52-1,245,815,318.22-585,488,557.50

Finding the Fourth Proportional to 902,635,274.52, 1,245,815,318.22 and 585,488,557.50

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Solution

The fourth proportional to 902,635,274.52, 1,245,815,318.22 and 585,488,557.50 is: 808,090,082.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,635,274.52 : 1,245,815,318.22 = 585,488,557.50 : x
  2. Step 2: Convert to fraction form
    902,635,274.52/1,245,815,318.22 = 585,488,557.50/x
  3. Step 3: Cross multiply
    902,635,274.52x = 1,245,815,318.22 × 585,488,557.50
  4. Step 4: Simplify right side
    902,635,274.52x = 729,410,613,576,031,232
  5. Step 5: Solve for x
    x = 729,410,613,576,031,232/902,635,274.52
  6. Step 6: Final answer
    x = 808,090,082.63

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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.