Home / 526,545,806.20-789,818,709.30-254,448,014.20

Finding the Fourth Proportional to 526,545,806.20, 789,818,709.30 and 254,448,014.20

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Solution

The fourth proportional to 526,545,806.20, 789,818,709.30 and 254,448,014.20 is: 381,672,021.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,545,806.20 : 789,818,709.30 = 254,448,014.20 : x
  2. Step 2: Convert to fraction form
    526,545,806.20/789,818,709.30 = 254,448,014.20/x
  3. Step 3: Cross multiply
    526,545,806.20x = 789,818,709.30 × 254,448,014.20
  4. Step 4: Simplify right side
    526,545,806.20x = 200,967,802,159,392,064
  5. Step 5: Solve for x
    x = 200,967,802,159,392,064/526,545,806.20
  6. Step 6: Final answer
    x = 381,672,021.30

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Double scale
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Similar ratio
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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.