Home / 347,230,323.53-478,959,885.21-206,001,556.33

Finding the Fourth Proportional to 347,230,323.53, 478,959,885.21 and 206,001,556.33

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Solution

The fourth proportional to 347,230,323.53, 478,959,885.21 and 206,001,556.33 is: 284,152,837.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,230,323.53 : 478,959,885.21 = 206,001,556.33 : x
  2. Step 2: Convert to fraction form
    347,230,323.53/478,959,885.21 = 206,001,556.33/x
  3. Step 3: Cross multiply
    347,230,323.53x = 478,959,885.21 × 206,001,556.33
  4. Step 4: Simplify right side
    347,230,323.53x = 98,666,481,772,898,144
  5. Step 5: Solve for x
    x = 98,666,481,772,898,144/347,230,323.53
  6. Step 6: Final answer
    x = 284,152,837.72

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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.