Home / 188,972,332.58-260,781,816.78-102,052,204.58

Finding the Fourth Proportional to 188,972,332.58, 260,781,816.78 and 102,052,204.58

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Solution

The fourth proportional to 188,972,332.58, 260,781,816.78 and 102,052,204.58 is: 140,832,041.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,972,332.58 : 260,781,816.78 = 102,052,204.58 : x
  2. Step 2: Convert to fraction form
    188,972,332.58/260,781,816.78 = 102,052,204.58/x
  3. Step 3: Cross multiply
    188,972,332.58x = 260,781,816.78 × 102,052,204.58
  4. Step 4: Simplify right side
    188,972,332.58x = 26,613,359,316,776,636
  5. Step 5: Solve for x
    x = 26,613,359,316,776,636/188,972,332.58
  6. Step 6: Final answer
    x = 140,832,041.14

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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.