Home / 433,418,721-598,116,035.16-257,351,651.88

Finding the Fourth Proportional to 433,418,721, 598,116,035.16 and 257,351,651.88

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Solution

The fourth proportional to 433,418,721, 598,116,035.16 and 257,351,651.88 is: 355,144,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,418,721 : 598,116,035.16 = 257,351,651.88 : x
  2. Step 2: Convert to fraction form
    433,418,721/598,116,035.16 = 257,351,651.88/x
  3. Step 3: Cross multiply
    433,418,721x = 598,116,035.16 × 257,351,651.88
  4. Step 4: Simplify right side
    433,418,721x = 153,926,149,664,342,144
  5. Step 5: Solve for x
    x = 153,926,149,664,342,144/433,418,721
  6. Step 6: Final answer
    x = 355,144,210.91

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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.