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Finding the Fourth Proportional to 535,183,351.34, 738,558,061.61 and 300,239,054.82

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Solution

The fourth proportional to 535,183,351.34, 738,558,061.61 and 300,239,054.82 is: 414,332,721.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,183,351.34 : 738,558,061.61 = 300,239,054.82 : x
  2. Step 2: Convert to fraction form
    535,183,351.34/738,558,061.61 = 300,239,054.82/x
  3. Step 3: Cross multiply
    535,183,351.34x = 738,558,061.61 × 300,239,054.82
  4. Step 4: Simplify right side
    535,183,351.34x = 221,743,974,349,752,640
  5. Step 5: Solve for x
    x = 221,743,974,349,752,640/535,183,351.34
  6. Step 6: Final answer
    x = 414,332,721.29

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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.