Home / 92,714,530.80-139,071,796.20-54,394,402.80

Finding the Fourth Proportional to 92,714,530.80, 139,071,796.20 and 54,394,402.80

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Solution

The fourth proportional to 92,714,530.80, 139,071,796.20 and 54,394,402.80 is: 81,591,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,714,530.80 : 139,071,796.20 = 54,394,402.80 : x
  2. Step 2: Convert to fraction form
    92,714,530.80/139,071,796.20 = 54,394,402.80/x
  3. Step 3: Cross multiply
    92,714,530.80x = 139,071,796.20 × 54,394,402.80
  4. Step 4: Simplify right side
    92,714,530.80x = 7,564,727,300,622,308
  5. Step 5: Solve for x
    x = 7,564,727,300,622,308/92,714,530.80
  6. Step 6: Final answer
    x = 81,591,604.20

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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.