Home / 137,236,079.77-205,856,580.04-49,859,650.63

Finding the Fourth Proportional to 137,236,079.77, 205,856,580.04 and 49,859,650.63

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Solution

The fourth proportional to 137,236,079.77, 205,856,580.04 and 49,859,650.63 is: 74,790,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,236,079.77 : 205,856,580.04 = 49,859,650.63 : x
  2. Step 2: Convert to fraction form
    137,236,079.77/205,856,580.04 = 49,859,650.63/x
  3. Step 3: Cross multiply
    137,236,079.77x = 205,856,580.04 × 49,859,650.63
  4. Step 4: Simplify right side
    137,236,079.77x = 10,263,937,159,936,470
  5. Step 5: Solve for x
    x = 10,263,937,159,936,470/137,236,079.77
  6. Step 6: Final answer
    x = 74,790,369.83

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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.