Home / 1,642,887,027.02-2,464,309,015.05-399,313,878.35

Finding the Fourth Proportional to 1,642,887,027.02, 2,464,309,015.05 and 399,313,878.35

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Solution

The fourth proportional to 1,642,887,027.02, 2,464,309,015.05 and 399,313,878.35 is: 598,965,585.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,887,027.02 : 2,464,309,015.05 = 399,313,878.35 : x
  2. Step 2: Convert to fraction form
    1,642,887,027.02/2,464,309,015.05 = 399,313,878.35/x
  3. Step 3: Cross multiply
    1,642,887,027.02x = 2,464,309,015.05 × 399,313,878.35
  4. Step 4: Simplify right side
    1,642,887,027.02x = 984,032,790,240,162,560
  5. Step 5: Solve for x
    x = 984,032,790,240,162,560/1,642,887,027.02
  6. Step 6: Final answer
    x = 598,965,585.62

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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.