Home / 384,914,300.80-577,371,451.20-231,481,379.20

Finding the Fourth Proportional to 384,914,300.80, 577,371,451.20 and 231,481,379.20

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Solution

The fourth proportional to 384,914,300.80, 577,371,451.20 and 231,481,379.20 is: 347,222,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,914,300.80 : 577,371,451.20 = 231,481,379.20 : x
  2. Step 2: Convert to fraction form
    384,914,300.80/577,371,451.20 = 231,481,379.20/x
  3. Step 3: Cross multiply
    384,914,300.80x = 577,371,451.20 × 231,481,379.20
  4. Step 4: Simplify right side
    384,914,300.80x = 133,650,739,834,481,504
  5. Step 5: Solve for x
    x = 133,650,739,834,481,504/384,914,300.80
  6. Step 6: Final answer
    x = 347,222,068.80

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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.