Home / 159,533,570.40-220,337,930.33-107,231,804.38

Finding the Fourth Proportional to 159,533,570.40, 220,337,930.33 and 107,231,804.38

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Solution

The fourth proportional to 159,533,570.40, 220,337,930.33 and 107,231,804.38 is: 148,101,956.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,533,570.40 : 220,337,930.33 = 107,231,804.38 : x
  2. Step 2: Convert to fraction form
    159,533,570.40/220,337,930.33 = 107,231,804.38/x
  3. Step 3: Cross multiply
    159,533,570.40x = 220,337,930.33 × 107,231,804.38
  4. Step 4: Simplify right side
    159,533,570.40x = 23,627,233,842,640,628
  5. Step 5: Solve for x
    x = 23,627,233,842,640,628/159,533,570.40
  6. Step 6: Final answer
    x = 148,101,956.12

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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.