Home / 1,040,041,564.20-1,560,062,346.30-349,719,388.20

Finding the Fourth Proportional to 1,040,041,564.20, 1,560,062,346.30 and 349,719,388.20

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Solution

The fourth proportional to 1,040,041,564.20, 1,560,062,346.30 and 349,719,388.20 is: 524,579,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,041,564.20 : 1,560,062,346.30 = 349,719,388.20 : x
  2. Step 2: Convert to fraction form
    1,040,041,564.20/1,560,062,346.30 = 349,719,388.20/x
  3. Step 3: Cross multiply
    1,040,041,564.20x = 1,560,062,346.30 × 349,719,388.20
  4. Step 4: Simplify right side
    1,040,041,564.20x = 545,584,049,301,892,480
  5. Step 5: Solve for x
    x = 545,584,049,301,892,480/1,040,041,564.20
  6. Step 6: Final answer
    x = 524,579,082.30

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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.