Home / 187,006,153.76-280,509,231.76-50,691,536.72

Finding the Fourth Proportional to 187,006,153.76, 280,509,231.76 and 50,691,536.72

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Solution

The fourth proportional to 187,006,153.76, 280,509,231.76 and 50,691,536.72 is: 76,037,305.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,006,153.76 : 280,509,231.76 = 50,691,536.72 : x
  2. Step 2: Convert to fraction form
    187,006,153.76/280,509,231.76 = 50,691,536.72/x
  3. Step 3: Cross multiply
    187,006,153.76x = 280,509,231.76 × 50,691,536.72
  4. Step 4: Simplify right side
    187,006,153.76x = 14,219,444,022,061,030
  5. Step 5: Solve for x
    x = 14,219,444,022,061,030/187,006,153.76
  6. Step 6: Final answer
    x = 76,037,305.38

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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.