Home / 1,484,165,459.28-2,226,246,909.84-378,770,227.20

Finding the Fourth Proportional to 1,484,165,459.28, 2,226,246,909.84 and 378,770,227.20

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Solution

The fourth proportional to 1,484,165,459.28, 2,226,246,909.84 and 378,770,227.20 is: 568,155,014.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,165,459.28 : 2,226,246,909.84 = 378,770,227.20 : x
  2. Step 2: Convert to fraction form
    1,484,165,459.28/2,226,246,909.84 = 378,770,227.20/x
  3. Step 3: Cross multiply
    1,484,165,459.28x = 2,226,246,909.84 × 378,770,227.20
  4. Step 4: Simplify right side
    1,484,165,459.28x = 843,236,047,843,394,688
  5. Step 5: Solve for x
    x = 843,236,047,843,394,688/1,484,165,459.28
  6. Step 6: Final answer
    x = 568,155,014.37

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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.