Home / 187,317,564.48-258,467,401.44-117,653,322.24

Finding the Fourth Proportional to 187,317,564.48, 258,467,401.44 and 117,653,322.24

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Solution

The fourth proportional to 187,317,564.48, 258,467,401.44 and 117,653,322.24 is: 162,342,215.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,317,564.48 : 258,467,401.44 = 117,653,322.24 : x
  2. Step 2: Convert to fraction form
    187,317,564.48/258,467,401.44 = 117,653,322.24/x
  3. Step 3: Cross multiply
    187,317,564.48x = 258,467,401.44 × 117,653,322.24
  4. Step 4: Simplify right side
    187,317,564.48x = 30,409,548,470,155,760
  5. Step 5: Solve for x
    x = 30,409,548,470,155,760/187,317,564.48
  6. Step 6: Final answer
    x = 162,342,215.77

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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.