Home / 151,848,574.73-209,549,989.87-82,232,362.52

Finding the Fourth Proportional to 151,848,574.73, 209,549,989.87 and 82,232,362.52

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Solution

The fourth proportional to 151,848,574.73, 209,549,989.87 and 82,232,362.52 is: 113,480,095.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,848,574.73 : 209,549,989.87 = 82,232,362.52 : x
  2. Step 2: Convert to fraction form
    151,848,574.73/209,549,989.87 = 82,232,362.52/x
  3. Step 3: Cross multiply
    151,848,574.73x = 209,549,989.87 × 82,232,362.52
  4. Step 4: Simplify right side
    151,848,574.73x = 17,231,790,733,052,168
  5. Step 5: Solve for x
    x = 17,231,790,733,052,168/151,848,574.73
  6. Step 6: Final answer
    x = 113,480,095.31

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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.