Home / 53,674,067.80-80,511,101.70-45,171,011.80

Finding the Fourth Proportional to 53,674,067.80, 80,511,101.70 and 45,171,011.80

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Solution

The fourth proportional to 53,674,067.80, 80,511,101.70 and 45,171,011.80 is: 67,756,517.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,674,067.80 : 80,511,101.70 = 45,171,011.80 : x
  2. Step 2: Convert to fraction form
    53,674,067.80/80,511,101.70 = 45,171,011.80/x
  3. Step 3: Cross multiply
    53,674,067.80x = 80,511,101.70 × 45,171,011.80
  4. Step 4: Simplify right side
    53,674,067.80x = 3,636,767,924,921,700
  5. Step 5: Solve for x
    x = 3,636,767,924,921,700/53,674,067.80
  6. Step 6: Final answer
    x = 67,756,517.70

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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.