Home / 405,075,579.24-559,003,794.30-219,437,362.20

Finding the Fourth Proportional to 405,075,579.24, 559,003,794.30 and 219,437,362.20

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Solution

The fourth proportional to 405,075,579.24, 559,003,794.30 and 219,437,362.20 is: 302,823,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,075,579.24 : 559,003,794.30 = 219,437,362.20 : x
  2. Step 2: Convert to fraction form
    405,075,579.24/559,003,794.30 = 219,437,362.20/x
  3. Step 3: Cross multiply
    405,075,579.24x = 559,003,794.30 × 219,437,362.20
  4. Step 4: Simplify right side
    405,075,579.24x = 122,666,318,080,983,376
  5. Step 5: Solve for x
    x = 122,666,318,080,983,376/405,075,579.24
  6. Step 6: Final answer
    x = 302,823,286.24

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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.