Home / 352,512,233.08-528,858,045.78-207,068,801.56

Finding the Fourth Proportional to 352,512,233.08, 528,858,045.78 and 207,068,801.56

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Solution

The fourth proportional to 352,512,233.08, 528,858,045.78 and 207,068,801.56 is: 310,655,890.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,512,233.08 : 528,858,045.78 = 207,068,801.56 : x
  2. Step 2: Convert to fraction form
    352,512,233.08/528,858,045.78 = 207,068,801.56/x
  3. Step 3: Cross multiply
    352,512,233.08x = 528,858,045.78 × 207,068,801.56
  4. Step 4: Simplify right side
    352,512,233.08x = 109,510,001,735,028,208
  5. Step 5: Solve for x
    x = 109,510,001,735,028,208/352,512,233.08
  6. Step 6: Final answer
    x = 310,655,890.66

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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.