Home / 385,709,950.53-532,270,678.68-226,950,356.34

Finding the Fourth Proportional to 385,709,950.53, 532,270,678.68 and 226,950,356.34

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Solution

The fourth proportional to 385,709,950.53, 532,270,678.68 and 226,950,356.34 is: 313,186,164.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,709,950.53 : 532,270,678.68 = 226,950,356.34 : x
  2. Step 2: Convert to fraction form
    385,709,950.53/532,270,678.68 = 226,950,356.34/x
  3. Step 3: Cross multiply
    385,709,950.53x = 532,270,678.68 × 226,950,356.34
  4. Step 4: Simplify right side
    385,709,950.53x = 120,799,020,195,759,648
  5. Step 5: Solve for x
    x = 120,799,020,195,759,648/385,709,950.53
  6. Step 6: Final answer
    x = 313,186,164.97

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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.