Home / 737,272,744.50-1,105,901,542.20-426,182,415.36

Finding the Fourth Proportional to 737,272,744.50, 1,105,901,542.20 and 426,182,415.36

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Solution

The fourth proportional to 737,272,744.50, 1,105,901,542.20 and 426,182,415.36 is: 639,269,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,272,744.50 : 1,105,901,542.20 = 426,182,415.36 : x
  2. Step 2: Convert to fraction form
    737,272,744.50/1,105,901,542.20 = 426,182,415.36/x
  3. Step 3: Cross multiply
    737,272,744.50x = 1,105,901,542.20 × 426,182,415.36
  4. Step 4: Simplify right side
    737,272,744.50x = 471,315,790,405,145,024
  5. Step 5: Solve for x
    x = 471,315,790,405,145,024/737,272,744.50
  6. Step 6: Final answer
    x = 639,269,244.55

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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.