Home / 543,837,075.52-815,914,796.78-175,364,617.24

Finding the Fourth Proportional to 543,837,075.52, 815,914,796.78 and 175,364,617.24

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Solution

The fourth proportional to 543,837,075.52, 815,914,796.78 and 175,364,617.24 is: 263,098,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,837,075.52 : 815,914,796.78 = 175,364,617.24 : x
  2. Step 2: Convert to fraction form
    543,837,075.52/815,914,796.78 = 175,364,617.24/x
  3. Step 3: Cross multiply
    543,837,075.52x = 815,914,796.78 × 175,364,617.24
  4. Step 4: Simplify right side
    543,837,075.52x = 143,082,586,037,777,088
  5. Step 5: Solve for x
    x = 143,082,586,037,777,088/543,837,075.52
  6. Step 6: Final answer
    x = 263,098,255.85

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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.