Home / 763,356,231.26-1,143,974,993.43-347,817,530.96

Finding the Fourth Proportional to 763,356,231.26, 1,143,974,993.43 and 347,817,530.96

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Solution

The fourth proportional to 763,356,231.26, 1,143,974,993.43 and 347,817,530.96 is: 521,243,610.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,356,231.26 : 1,143,974,993.43 = 347,817,530.96 : x
  2. Step 2: Convert to fraction form
    763,356,231.26/1,143,974,993.43 = 347,817,530.96/x
  3. Step 3: Cross multiply
    763,356,231.26x = 1,143,974,993.43 × 347,817,530.96
  4. Step 4: Simplify right side
    763,356,231.26x = 397,894,557,694,804,800
  5. Step 5: Solve for x
    x = 397,894,557,694,804,800/763,356,231.26
  6. Step 6: Final answer
    x = 521,243,610.00

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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.