Home / 534,849,456.23-737,981,722.49-308,784,522.47

Finding the Fourth Proportional to 534,849,456.23, 737,981,722.49 and 308,784,522.47

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Solution

The fourth proportional to 534,849,456.23, 737,981,722.49 and 308,784,522.47 is: 426,058,830.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,849,456.23 : 737,981,722.49 = 308,784,522.47 : x
  2. Step 2: Convert to fraction form
    534,849,456.23/737,981,722.49 = 308,784,522.47/x
  3. Step 3: Cross multiply
    534,849,456.23x = 737,981,722.49 × 308,784,522.47
  4. Step 4: Simplify right side
    534,849,456.23x = 227,877,333,766,972,800
  5. Step 5: Solve for x
    x = 227,877,333,766,972,800/534,849,456.23
  6. Step 6: Final answer
    x = 426,058,830.41

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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.