Home / 483,435,211.20-725,152,816.80-417,678,244.80

Finding the Fourth Proportional to 483,435,211.20, 725,152,816.80 and 417,678,244.80

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Solution

The fourth proportional to 483,435,211.20, 725,152,816.80 and 417,678,244.80 is: 626,517,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,435,211.20 : 725,152,816.80 = 417,678,244.80 : x
  2. Step 2: Convert to fraction form
    483,435,211.20/725,152,816.80 = 417,678,244.80/x
  3. Step 3: Cross multiply
    483,435,211.20x = 725,152,816.80 × 417,678,244.80
  4. Step 4: Simplify right side
    483,435,211.20x = 302,880,555,732,799,936
  5. Step 5: Solve for x
    x = 302,880,555,732,799,936/483,435,211.20
  6. Step 6: Final answer
    x = 626,517,367.20

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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.