Home / 220,169,711.80-330,467,144.10-134,076,269.80

Finding the Fourth Proportional to 220,169,711.80, 330,467,144.10 and 134,076,269.80

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Solution

The fourth proportional to 220,169,711.80, 330,467,144.10 and 134,076,269.80 is: 201,243,856.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,169,711.80 : 330,467,144.10 = 134,076,269.80 : x
  2. Step 2: Convert to fraction form
    220,169,711.80/330,467,144.10 = 134,076,269.80/x
  3. Step 3: Cross multiply
    220,169,711.80x = 330,467,144.10 × 134,076,269.80
  4. Step 4: Simplify right side
    220,169,711.80x = 44,307,801,972,387,080
  5. Step 5: Solve for x
    x = 44,307,801,972,387,080/220,169,711.80
  6. Step 6: Final answer
    x = 201,243,856.89

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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.