Home / 175,877,348.20-263,816,022.30-129,960,845.80

Finding the Fourth Proportional to 175,877,348.20, 263,816,022.30 and 129,960,845.80

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Solution

The fourth proportional to 175,877,348.20, 263,816,022.30 and 129,960,845.80 is: 194,941,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,877,348.20 : 263,816,022.30 = 129,960,845.80 : x
  2. Step 2: Convert to fraction form
    175,877,348.20/263,816,022.30 = 129,960,845.80/x
  3. Step 3: Cross multiply
    175,877,348.20x = 263,816,022.30 × 129,960,845.80
  4. Step 4: Simplify right side
    175,877,348.20x = 34,285,753,393,699,664
  5. Step 5: Solve for x
    x = 34,285,753,393,699,664/175,877,348.20
  6. Step 6: Final answer
    x = 194,941,268.70

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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.