Home / 314,929,556.80-472,394,335.20-276,665,804.80

Finding the Fourth Proportional to 314,929,556.80, 472,394,335.20 and 276,665,804.80

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Solution

The fourth proportional to 314,929,556.80, 472,394,335.20 and 276,665,804.80 is: 414,998,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,556.80 : 472,394,335.20 = 276,665,804.80 : x
  2. Step 2: Convert to fraction form
    314,929,556.80/472,394,335.20 = 276,665,804.80/x
  3. Step 3: Cross multiply
    314,929,556.80x = 472,394,335.20 × 276,665,804.80
  4. Step 4: Simplify right side
    314,929,556.80x = 130,695,358,931,068,976
  5. Step 5: Solve for x
    x = 130,695,358,931,068,976/314,929,556.80
  6. Step 6: Final answer
    x = 414,998,707.20

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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.