Home / 260,967,891.48-391,193,269.53-122,545,709.25

Finding the Fourth Proportional to 260,967,891.48, 391,193,269.53 and 122,545,709.25

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Solution

The fourth proportional to 260,967,891.48, 391,193,269.53 and 122,545,709.25 is: 183,697,145.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,967,891.48 : 391,193,269.53 = 122,545,709.25 : x
  2. Step 2: Convert to fraction form
    260,967,891.48/391,193,269.53 = 122,545,709.25/x
  3. Step 3: Cross multiply
    260,967,891.48x = 391,193,269.53 × 122,545,709.25
  4. Step 4: Simplify right side
    260,967,891.48x = 47,939,056,668,380,264
  5. Step 5: Solve for x
    x = 47,939,056,668,380,264/260,967,891.48
  6. Step 6: Final answer
    x = 183,697,145.26

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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.