Home / 369,899,197.71-510,456,824.73-200,349,217.30

Finding the Fourth Proportional to 369,899,197.71, 510,456,824.73 and 200,349,217.30

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Solution

The fourth proportional to 369,899,197.71, 510,456,824.73 and 200,349,217.30 is: 276,479,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,899,197.71 : 510,456,824.73 = 200,349,217.30 : x
  2. Step 2: Convert to fraction form
    369,899,197.71/510,456,824.73 = 200,349,217.30/x
  3. Step 3: Cross multiply
    369,899,197.71x = 510,456,824.73 × 200,349,217.30
  4. Step 4: Simplify right side
    369,899,197.71x = 102,269,625,300,098,800
  5. Step 5: Solve for x
    x = 102,269,625,300,098,800/369,899,197.71
  6. Step 6: Final answer
    x = 276,479,716.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.