Home / 77,548,456,107.45-116,159,783,855.22-49,203,797,543.37

Finding the Fourth Proportional to 77,548,456,107.45, 116,159,783,855.22 and 49,203,797,543.37

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Solution

The fourth proportional to 77,548,456,107.45, 116,159,783,855.22 and 49,203,797,543.37 is: 73,702,337,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548,456,107.45 : 116,159,783,855.22 = 49,203,797,543.37 : x
  2. Step 2: Convert to fraction form
    77,548,456,107.45/116,159,783,855.22 = 49,203,797,543.37/x
  3. Step 3: Cross multiply
    77,548,456,107.45x = 116,159,783,855.22 × 49,203,797,543.37
  4. Step 4: Simplify right side
    77,548,456,107.45x = 5,715,502,487,493,864,849,408
  5. Step 5: Solve for x
    x = 5,715,502,487,493,864,849,408/77,548,456,107.45
  6. Step 6: Final answer
    x = 73,702,337,536.86

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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.