Home / 1,456,272,044.80-2,184,408,067.20-486,923,660.80

Finding the Fourth Proportional to 1,456,272,044.80, 2,184,408,067.20 and 486,923,660.80

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Solution

The fourth proportional to 1,456,272,044.80, 2,184,408,067.20 and 486,923,660.80 is: 730,385,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,272,044.80 : 2,184,408,067.20 = 486,923,660.80 : x
  2. Step 2: Convert to fraction form
    1,456,272,044.80/2,184,408,067.20 = 486,923,660.80/x
  3. Step 3: Cross multiply
    1,456,272,044.80x = 2,184,408,067.20 × 486,923,660.80
  4. Step 4: Simplify right side
    1,456,272,044.80x = 1,063,639,972,762,076,288
  5. Step 5: Solve for x
    x = 1,063,639,972,762,076,288/1,456,272,044.80
  6. Step 6: Final answer
    x = 730,385,491.20

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Double scale
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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.