Home / 406,016,183.84-560,302,900.56-220,377,237.92

Finding the Fourth Proportional to 406,016,183.84, 560,302,900.56 and 220,377,237.92

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Solution

The fourth proportional to 406,016,183.84, 560,302,900.56 and 220,377,237.92 is: 304,120,896.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,016,183.84 : 560,302,900.56 = 220,377,237.92 : x
  2. Step 2: Convert to fraction form
    406,016,183.84/560,302,900.56 = 220,377,237.92/x
  3. Step 3: Cross multiply
    406,016,183.84x = 560,302,900.56 × 220,377,237.92
  4. Step 4: Simplify right side
    406,016,183.84x = 123,478,005,623,977,200
  5. Step 5: Solve for x
    x = 123,478,005,623,977,200/406,016,183.84
  6. Step 6: Final answer
    x = 304,120,896.01

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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.