Home / 406,257,559.22-560,807,069.45-274,277,336.15

Finding the Fourth Proportional to 406,257,559.22, 560,807,069.45 and 274,277,336.15

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Solution

The fourth proportional to 406,257,559.22, 560,807,069.45 and 274,277,336.15 is: 378,618,601.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,257,559.22 : 560,807,069.45 = 274,277,336.15 : x
  2. Step 2: Convert to fraction form
    406,257,559.22/560,807,069.45 = 274,277,336.15/x
  3. Step 3: Cross multiply
    406,257,559.22x = 560,807,069.45 × 274,277,336.15
  4. Step 4: Simplify right side
    406,257,559.22x = 153,816,669,098,658,624
  5. Step 5: Solve for x
    x = 153,816,669,098,658,624/406,257,559.22
  6. Step 6: Final answer
    x = 378,618,601.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.