Home / 139,964,712.24-210,040,713.42-58,083,587.76

Finding the Fourth Proportional to 139,964,712.24, 210,040,713.42 and 58,083,587.76

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Solution

The fourth proportional to 139,964,712.24, 210,040,713.42 and 58,083,587.76 is: 87,164,243.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,964,712.24 : 210,040,713.42 = 58,083,587.76 : x
  2. Step 2: Convert to fraction form
    139,964,712.24/210,040,713.42 = 58,083,587.76/x
  3. Step 3: Cross multiply
    139,964,712.24x = 210,040,713.42 × 58,083,587.76
  4. Step 4: Simplify right side
    139,964,712.24x = 12,199,918,211,103,578
  5. Step 5: Solve for x
    x = 12,199,918,211,103,578/139,964,712.24
  6. Step 6: Final answer
    x = 87,164,243.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.