Home / 275,561,792.60-380,275,106.14-151,802,469.73

Finding the Fourth Proportional to 275,561,792.60, 380,275,106.14 and 151,802,469.73

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Solution

The fourth proportional to 275,561,792.60, 380,275,106.14 and 151,802,469.73 is: 209,487,315.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,561,792.60 : 380,275,106.14 = 151,802,469.73 : x
  2. Step 2: Convert to fraction form
    275,561,792.60/380,275,106.14 = 151,802,469.73/x
  3. Step 3: Cross multiply
    275,561,792.60x = 380,275,106.14 × 151,802,469.73
  4. Step 4: Simplify right side
    275,561,792.60x = 57,726,700,287,559,688
  5. Step 5: Solve for x
    x = 57,726,700,287,559,688/275,561,792.60
  6. Step 6: Final answer
    x = 209,487,315.87

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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.