Home / 154,402,429.78-231,611,093.44-50,769,340.72

Finding the Fourth Proportional to 154,402,429.78, 231,611,093.44 and 50,769,340.72

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Solution

The fourth proportional to 154,402,429.78, 231,611,093.44 and 50,769,340.72 is: 76,156,460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,402,429.78 : 231,611,093.44 = 50,769,340.72 : x
  2. Step 2: Convert to fraction form
    154,402,429.78/231,611,093.44 = 50,769,340.72/x
  3. Step 3: Cross multiply
    154,402,429.78x = 231,611,093.44 × 50,769,340.72
  4. Step 4: Simplify right side
    154,402,429.78x = 11,758,742,517,387,116
  5. Step 5: Solve for x
    x = 11,758,742,517,387,116/154,402,429.78
  6. Step 6: Final answer
    x = 76,156,460.32

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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.