Home / 283,967,085.62-424,829,892.98-215,078,335.22

Finding the Fourth Proportional to 283,967,085.62, 424,829,892.98 and 215,078,335.22

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Solution

The fourth proportional to 283,967,085.62, 424,829,892.98 and 215,078,335.22 is: 321,768,651.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,967,085.62 : 424,829,892.98 = 215,078,335.22 : x
  2. Step 2: Convert to fraction form
    283,967,085.62/424,829,892.98 = 215,078,335.22/x
  3. Step 3: Cross multiply
    283,967,085.62x = 424,829,892.98 × 215,078,335.22
  4. Step 4: Simplify right side
    283,967,085.62x = 91,371,706,133,829,168
  5. Step 5: Solve for x
    x = 91,371,706,133,829,168/283,967,085.62
  6. Step 6: Final answer
    x = 321,768,651.23

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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.