Home / 154,402,465.80-231,611,146.94-50,769,376.68

Finding the Fourth Proportional to 154,402,465.80, 231,611,146.94 and 50,769,376.68

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Solution

The fourth proportional to 154,402,465.80, 231,611,146.94 and 50,769,376.68 is: 76,156,514.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,402,465.80 : 231,611,146.94 = 50,769,376.68 : x
  2. Step 2: Convert to fraction form
    154,402,465.80/231,611,146.94 = 50,769,376.68/x
  3. Step 3: Cross multiply
    154,402,465.80x = 231,611,146.94 × 50,769,376.68
  4. Step 4: Simplify right side
    154,402,465.80x = 11,758,753,562,283,690
  5. Step 5: Solve for x
    x = 11,758,753,562,283,690/154,402,465.80
  6. Step 6: Final answer
    x = 76,156,514.09

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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.