Home / 79,965,590.45-119,857,708.40-36,745,486.74

Finding the Fourth Proportional to 79,965,590.45, 119,857,708.40 and 36,745,486.74

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Solution

The fourth proportional to 79,965,590.45, 119,857,708.40 and 36,745,486.74 is: 55,076,562.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,965,590.45 : 119,857,708.40 = 36,745,486.74 : x
  2. Step 2: Convert to fraction form
    79,965,590.45/119,857,708.40 = 36,745,486.74/x
  3. Step 3: Cross multiply
    79,965,590.45x = 119,857,708.40 × 36,745,486.74
  4. Step 4: Simplify right side
    79,965,590.45x = 4,404,229,834,515,259.50
  5. Step 5: Solve for x
    x = 4,404,229,834,515,259.50/79,965,590.45
  6. Step 6: Final answer
    x = 55,076,562.43

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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.