Home / 1,055,264,015.70-1,582,896,023.55-779,765,001.30

Finding the Fourth Proportional to 1,055,264,015.70, 1,582,896,023.55 and 779,765,001.30

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Solution

The fourth proportional to 1,055,264,015.70, 1,582,896,023.55 and 779,765,001.30 is: 1,169,647,501.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,264,015.70 : 1,582,896,023.55 = 779,765,001.30 : x
  2. Step 2: Convert to fraction form
    1,055,264,015.70/1,582,896,023.55 = 779,765,001.30/x
  3. Step 3: Cross multiply
    1,055,264,015.70x = 1,582,896,023.55 × 779,765,001.30
  4. Step 4: Simplify right side
    1,055,264,015.70x = 1,234,286,919,861,230,592
  5. Step 5: Solve for x
    x = 1,234,286,919,861,230,592/1,055,264,015.70
  6. Step 6: Final answer
    x = 1,169,647,501.95

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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.