Home / 352,546,686.20-528,904,010.10-170,644,273.40

Finding the Fourth Proportional to 352,546,686.20, 528,904,010.10 and 170,644,273.40

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Solution

The fourth proportional to 352,546,686.20, 528,904,010.10 and 170,644,273.40 is: 256,007,059.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,546,686.20 : 528,904,010.10 = 170,644,273.40 : x
  2. Step 2: Convert to fraction form
    352,546,686.20/528,904,010.10 = 170,644,273.40/x
  3. Step 3: Cross multiply
    352,546,686.20x = 528,904,010.10 × 170,644,273.40
  4. Step 4: Simplify right side
    352,546,686.20x = 90,254,440,501,860,768
  5. Step 5: Solve for x
    x = 90,254,440,501,860,768/352,546,686.20
  6. Step 6: Final answer
    x = 256,007,059.59

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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.