Home / 1,642,887,302.91-2,464,309,429.05-399,314,154.14

Finding the Fourth Proportional to 1,642,887,302.91, 2,464,309,429.05 and 399,314,154.14

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Solution

The fourth proportional to 1,642,887,302.91, 2,464,309,429.05 and 399,314,154.14 is: 598,965,999.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,887,302.91 : 2,464,309,429.05 = 399,314,154.14 : x
  2. Step 2: Convert to fraction form
    1,642,887,302.91/2,464,309,429.05 = 399,314,154.14/x
  3. Step 3: Cross multiply
    1,642,887,302.91x = 2,464,309,429.05 × 399,314,154.14
  4. Step 4: Simplify right side
    1,642,887,302.91x = 984,033,635,196,528,000
  5. Step 5: Solve for x
    x = 984,033,635,196,528,000/1,642,887,302.91
  6. Step 6: Final answer
    x = 598,965,999.34

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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.