Home / 188,972,330.58-260,781,814.02-102,052,202.58

Finding the Fourth Proportional to 188,972,330.58, 260,781,814.02 and 102,052,202.58

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Solution

The fourth proportional to 188,972,330.58, 260,781,814.02 and 102,052,202.58 is: 140,832,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,972,330.58 : 260,781,814.02 = 102,052,202.58 : x
  2. Step 2: Convert to fraction form
    188,972,330.58/260,781,814.02 = 102,052,202.58/x
  3. Step 3: Cross multiply
    188,972,330.58x = 260,781,814.02 × 102,052,202.58
  4. Step 4: Simplify right side
    188,972,330.58x = 26,613,358,513,548,924
  5. Step 5: Solve for x
    x = 26,613,358,513,548,924/188,972,330.58
  6. Step 6: Final answer
    x = 140,832,038.38

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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.