Home / 131,733,997.46-181,733,300.62-79,506,337.94

Finding the Fourth Proportional to 131,733,997.46, 181,733,300.62 and 79,506,337.94

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Solution

The fourth proportional to 131,733,997.46, 181,733,300.62 and 79,506,337.94 is: 109,682,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,733,997.46 : 181,733,300.62 = 79,506,337.94 : x
  2. Step 2: Convert to fraction form
    131,733,997.46/181,733,300.62 = 79,506,337.94/x
  3. Step 3: Cross multiply
    131,733,997.46x = 181,733,300.62 × 79,506,337.94
  4. Step 4: Simplify right side
    131,733,997.46x = 14,448,949,212,937,900
  5. Step 5: Solve for x
    x = 14,448,949,212,937,900/131,733,997.46
  6. Step 6: Final answer
    x = 109,682,765.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.