Home / 99,076,044.80-148,614,067.20-53,726,412.80

Finding the Fourth Proportional to 99,076,044.80, 148,614,067.20 and 53,726,412.80

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Solution

The fourth proportional to 99,076,044.80, 148,614,067.20 and 53,726,412.80 is: 80,589,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,076,044.80 : 148,614,067.20 = 53,726,412.80 : x
  2. Step 2: Convert to fraction form
    99,076,044.80/148,614,067.20 = 53,726,412.80/x
  3. Step 3: Cross multiply
    99,076,044.80x = 148,614,067.20 × 53,726,412.80
  4. Step 4: Simplify right side
    99,076,044.80x = 7,984,500,722,274,139
  5. Step 5: Solve for x
    x = 7,984,500,722,274,139/99,076,044.80
  6. Step 6: Final answer
    x = 80,589,619.20

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Similar ratio
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1.5x scale

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.