Home / 188,356,760.91-259,935,353.10-103,587,230.25

Finding the Fourth Proportional to 188,356,760.91, 259,935,353.10 and 103,587,230.25

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Solution

The fourth proportional to 188,356,760.91, 259,935,353.10 and 103,587,230.25 is: 142,952,040.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,356,760.91 : 259,935,353.10 = 103,587,230.25 : x
  2. Step 2: Convert to fraction form
    188,356,760.91/259,935,353.10 = 103,587,230.25/x
  3. Step 3: Cross multiply
    188,356,760.91x = 259,935,353.10 × 103,587,230.25
  4. Step 4: Simplify right side
    188,356,760.91x = 26,925,983,271,684,752
  5. Step 5: Solve for x
    x = 26,925,983,271,684,752/188,356,760.91
  6. Step 6: Final answer
    x = 142,952,040.28

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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.