Home / 262,988,335,965.10-394,482,503,947.65-225,331,064,434.30

Finding the Fourth Proportional to 262,988,335,965.10, 394,482,503,947.65 and 225,331,064,434.30

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Solution

The fourth proportional to 262,988,335,965.10, 394,482,503,947.65 and 225,331,064,434.30 is: 337,996,596,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,988,335,965.10 : 394,482,503,947.65 = 225,331,064,434.30 : x
  2. Step 2: Convert to fraction form
    262,988,335,965.10/394,482,503,947.65 = 225,331,064,434.30/x
  3. Step 3: Cross multiply
    262,988,335,965.10x = 394,482,503,947.65 × 225,331,064,434.30
  4. Step 4: Simplify right side
    262,988,335,965.10x = 88,889,162,515,231,929,270,272
  5. Step 5: Solve for x
    x = 88,889,162,515,231,929,270,272/262,988,335,965.10
  6. Step 6: Final answer
    x = 337,996,596,651.45

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Double scale
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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.