Home / 171,400,885.76-236,605,604.16-115,721,732.16

Finding the Fourth Proportional to 171,400,885.76, 236,605,604.16 and 115,721,732.16

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Solution

The fourth proportional to 171,400,885.76, 236,605,604.16 and 115,721,732.16 is: 159,744,859.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,400,885.76 : 236,605,604.16 = 115,721,732.16 : x
  2. Step 2: Convert to fraction form
    171,400,885.76/236,605,604.16 = 115,721,732.16/x
  3. Step 3: Cross multiply
    171,400,885.76x = 236,605,604.16 × 115,721,732.16
  4. Step 4: Simplify right side
    171,400,885.76x = 27,380,410,352,158,500
  5. Step 5: Solve for x
    x = 27,380,410,352,158,500/171,400,885.76
  6. Step 6: Final answer
    x = 159,744,859.14

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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.