Home / 406,061,944.98-560,366,194.95-220,423,086.42

Finding the Fourth Proportional to 406,061,944.98, 560,366,194.95 and 220,423,086.42

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Solution

The fourth proportional to 406,061,944.98, 560,366,194.95 and 220,423,086.42 is: 304,184,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,061,944.98 : 560,366,194.95 = 220,423,086.42 : x
  2. Step 2: Convert to fraction form
    406,061,944.98/560,366,194.95 = 220,423,086.42/x
  3. Step 3: Cross multiply
    406,061,944.98x = 560,366,194.95 × 220,423,086.42
  4. Step 4: Simplify right side
    406,061,944.98x = 123,517,646,216,310,416
  5. Step 5: Solve for x
    x = 123,517,646,216,310,416/406,061,944.98
  6. Step 6: Final answer
    x = 304,184,245.15

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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.