Home / 123,891,755.88-185,825,524.86-37,630,911.72

Finding the Fourth Proportional to 123,891,755.88, 185,825,524.86 and 37,630,911.72

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Solution

The fourth proportional to 123,891,755.88, 185,825,524.86 and 37,630,911.72 is: 56,442,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,891,755.88 : 185,825,524.86 = 37,630,911.72 : x
  2. Step 2: Convert to fraction form
    123,891,755.88/185,825,524.86 = 37,630,911.72/x
  3. Step 3: Cross multiply
    123,891,755.88x = 185,825,524.86 × 37,630,911.72
  4. Step 4: Simplify right side
    123,891,755.88x = 6,992,783,921,329,326
  5. Step 5: Solve for x
    x = 6,992,783,921,329,326/123,891,755.88
  6. Step 6: Final answer
    x = 56,442,689.60

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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.