Home / 188,529,858.84-260,167,127.36-109,148,267.91

Finding the Fourth Proportional to 188,529,858.84, 260,167,127.36 and 109,148,267.91

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Solution

The fourth proportional to 188,529,858.84, 260,167,127.36 and 109,148,267.91 is: 150,622,248.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,529,858.84 : 260,167,127.36 = 109,148,267.91 : x
  2. Step 2: Convert to fraction form
    188,529,858.84/260,167,127.36 = 109,148,267.91/x
  3. Step 3: Cross multiply
    188,529,858.84x = 260,167,127.36 × 109,148,267.91
  4. Step 4: Simplify right side
    188,529,858.84x = 28,396,791,317,918,628
  5. Step 5: Solve for x
    x = 28,396,791,317,918,628/188,529,858.84
  6. Step 6: Final answer
    x = 150,622,248.87

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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.