Home / 848,419,933.55-1,272,813,075.81-258,256,322.34

Finding the Fourth Proportional to 848,419,933.55, 1,272,813,075.81 and 258,256,322.34

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Solution

The fourth proportional to 848,419,933.55, 1,272,813,075.81 and 258,256,322.34 is: 387,440,241.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,419,933.55 : 1,272,813,075.81 = 258,256,322.34 : x
  2. Step 2: Convert to fraction form
    848,419,933.55/1,272,813,075.81 = 258,256,322.34/x
  3. Step 3: Cross multiply
    848,419,933.55x = 1,272,813,075.81 × 258,256,322.34
  4. Step 4: Simplify right side
    848,419,933.55x = 328,712,023,987,347,072
  5. Step 5: Solve for x
    x = 328,712,023,987,347,072/848,419,933.55
  6. Step 6: Final answer
    x = 387,440,241.55

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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.