Home / 364,597,825.72-503,148,361.38-215,927,402.80

Finding the Fourth Proportional to 364,597,825.72, 503,148,361.38 and 215,927,402.80

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Solution

The fourth proportional to 364,597,825.72, 503,148,361.38 and 215,927,402.80 is: 297,981,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,597,825.72 : 503,148,361.38 = 215,927,402.80 : x
  2. Step 2: Convert to fraction form
    364,597,825.72/503,148,361.38 = 215,927,402.80/x
  3. Step 3: Cross multiply
    364,597,825.72x = 503,148,361.38 × 215,927,402.80
  4. Step 4: Simplify right side
    364,597,825.72x = 108,643,518,895,859,232
  5. Step 5: Solve for x
    x = 108,643,518,895,859,232/364,597,825.72
  6. Step 6: Final answer
    x = 297,981,806.89

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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.