Home / 482,188,657,983.40-723,282,986,975.10-146,800,919,564.20

Finding the Fourth Proportional to 482,188,657,983.40, 723,282,986,975.10 and 146,800,919,564.20

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Solution

The fourth proportional to 482,188,657,983.40, 723,282,986,975.10 and 146,800,919,564.20 is: 220,201,379,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,188,657,983.40 : 723,282,986,975.10 = 146,800,919,564.20 : x
  2. Step 2: Convert to fraction form
    482,188,657,983.40/723,282,986,975.10 = 146,800,919,564.20/x
  3. Step 3: Cross multiply
    482,188,657,983.40x = 723,282,986,975.10 × 146,800,919,564.20
  4. Step 4: Simplify right side
    482,188,657,983.40x = 106,178,607,593,085,969,891,328
  5. Step 5: Solve for x
    x = 106,178,607,593,085,969,891,328/482,188,657,983.40
  6. Step 6: Final answer
    x = 220,201,379,346.30

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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.