Home / 535,411,800.97-738,940,447.37-300,475,353.06

Finding the Fourth Proportional to 535,411,800.97, 738,940,447.37 and 300,475,353.06

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Solution

The fourth proportional to 535,411,800.97, 738,940,447.37 and 300,475,353.06 is: 414,696,484.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,411,800.97 : 738,940,447.37 = 300,475,353.06 : x
  2. Step 2: Convert to fraction form
    535,411,800.97/738,940,447.37 = 300,475,353.06/x
  3. Step 3: Cross multiply
    535,411,800.97x = 738,940,447.37 × 300,475,353.06
  4. Step 4: Simplify right side
    535,411,800.97x = 222,033,391,814,566,272
  5. Step 5: Solve for x
    x = 222,033,391,814,566,272/535,411,800.97
  6. Step 6: Final answer
    x = 414,696,484.86

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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.