Home / 385,709,965.99-532,270,699.79-226,950,371.69

Finding the Fourth Proportional to 385,709,965.99, 532,270,699.79 and 226,950,371.69

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Solution

The fourth proportional to 385,709,965.99, 532,270,699.79 and 226,950,371.69 is: 313,186,186.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,709,965.99 : 532,270,699.79 = 226,950,371.69 : x
  2. Step 2: Convert to fraction form
    385,709,965.99/532,270,699.79 = 226,950,371.69/x
  3. Step 3: Cross multiply
    385,709,965.99x = 532,270,699.79 × 226,950,371.69
  4. Step 4: Simplify right side
    385,709,965.99x = 120,799,033,153,240,800
  5. Step 5: Solve for x
    x = 120,799,033,153,240,800/385,709,965.99
  6. Step 6: Final answer
    x = 313,186,186.01

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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.