Home / 848,419,933.83-1,272,813,076.23-258,256,322.62

Finding the Fourth Proportional to 848,419,933.83, 1,272,813,076.23 and 258,256,322.62

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Solution

The fourth proportional to 848,419,933.83, 1,272,813,076.23 and 258,256,322.62 is: 387,440,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,419,933.83 : 1,272,813,076.23 = 258,256,322.62 : x
  2. Step 2: Convert to fraction form
    848,419,933.83/1,272,813,076.23 = 258,256,322.62/x
  3. Step 3: Cross multiply
    848,419,933.83x = 1,272,813,076.23 × 258,256,322.62
  4. Step 4: Simplify right side
    848,419,933.83x = 328,712,024,445,646,144
  5. Step 5: Solve for x
    x = 328,712,024,445,646,144/848,419,933.83
  6. Step 6: Final answer
    x = 387,440,241.96

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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.