Home / 609,823,569-841,561,569.60-331,365,092.52

Finding the Fourth Proportional to 609,823,569, 841,561,569.60 and 331,365,092.52

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Solution

The fourth proportional to 609,823,569, 841,561,569.60 and 331,365,092.52 is: 457,286,568.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,823,569 : 841,561,569.60 = 331,365,092.52 : x
  2. Step 2: Convert to fraction form
    609,823,569/841,561,569.60 = 331,365,092.52/x
  3. Step 3: Cross multiply
    609,823,569x = 841,561,569.60 × 331,365,092.52
  4. Step 4: Simplify right side
    609,823,569x = 278,864,127,371,780,416
  5. Step 5: Solve for x
    x = 278,864,127,371,780,416/609,823,569
  6. Step 6: Final answer
    x = 457,286,568.69

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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.