Home / 159,813,289.14-220,691,369.97-117,627,501.30

Finding the Fourth Proportional to 159,813,289.14, 220,691,369.97 and 117,627,501.30

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Solution

The fourth proportional to 159,813,289.14, 220,691,369.97 and 117,627,501.30 is: 162,435,643.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,813,289.14 : 220,691,369.97 = 117,627,501.30 : x
  2. Step 2: Convert to fraction form
    159,813,289.14/220,691,369.97 = 117,627,501.30/x
  3. Step 3: Cross multiply
    159,813,289.14x = 220,691,369.97 × 117,627,501.30
  4. Step 4: Simplify right side
    159,813,289.14x = 25,959,374,408,044,956
  5. Step 5: Solve for x
    x = 25,959,374,408,044,956/159,813,289.14
  6. Step 6: Final answer
    x = 162,435,643.17

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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.