Home / 187,763,910.37-259,129,708.23-104,158,996.21

Finding the Fourth Proportional to 187,763,910.37, 259,129,708.23 and 104,158,996.21

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Solution

The fourth proportional to 187,763,910.37, 259,129,708.23 and 104,158,996.21 is: 143,748,019.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,763,910.37 : 259,129,708.23 = 104,158,996.21 : x
  2. Step 2: Convert to fraction form
    187,763,910.37/259,129,708.23 = 104,158,996.21/x
  3. Step 3: Cross multiply
    187,763,910.37x = 259,129,708.23 × 104,158,996.21
  4. Step 4: Simplify right side
    187,763,910.37x = 26,990,690,298,141,484
  5. Step 5: Solve for x
    x = 26,990,690,298,141,484/187,763,910.37
  6. Step 6: Final answer
    x = 143,748,019.76

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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.