Home / 718,786,424.20-1,078,179,636.30-234,112,232.20

Finding the Fourth Proportional to 718,786,424.20, 1,078,179,636.30 and 234,112,232.20

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Solution

The fourth proportional to 718,786,424.20, 1,078,179,636.30 and 234,112,232.20 is: 351,168,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,786,424.20 : 1,078,179,636.30 = 234,112,232.20 : x
  2. Step 2: Convert to fraction form
    718,786,424.20/1,078,179,636.30 = 234,112,232.20/x
  3. Step 3: Cross multiply
    718,786,424.20x = 1,078,179,636.30 × 234,112,232.20
  4. Step 4: Simplify right side
    718,786,424.20x = 252,415,041,366,777,120
  5. Step 5: Solve for x
    x = 252,415,041,366,777,120/718,786,424.20
  6. Step 6: Final answer
    x = 351,168,348.30

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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.