Home / 397,080,461.88-595,654,032.42-120,734,075.88

Finding the Fourth Proportional to 397,080,461.88, 595,654,032.42 and 120,734,075.88

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Solution

The fourth proportional to 397,080,461.88, 595,654,032.42 and 120,734,075.88 is: 181,111,250.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,080,461.88 : 595,654,032.42 = 120,734,075.88 : x
  2. Step 2: Convert to fraction form
    397,080,461.88/595,654,032.42 = 120,734,075.88/x
  3. Step 3: Cross multiply
    397,080,461.88x = 595,654,032.42 × 120,734,075.88
  4. Step 4: Simplify right side
    397,080,461.88x = 71,915,739,148,424,256
  5. Step 5: Solve for x
    x = 71,915,739,148,424,256/397,080,461.88
  6. Step 6: Final answer
    x = 181,111,250.87

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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.