Home / 159,191,611.20-238,787,416.80-124,554,196.80

Finding the Fourth Proportional to 159,191,611.20, 238,787,416.80 and 124,554,196.80

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Solution

The fourth proportional to 159,191,611.20, 238,787,416.80 and 124,554,196.80 is: 186,831,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,191,611.20 : 238,787,416.80 = 124,554,196.80 : x
  2. Step 2: Convert to fraction form
    159,191,611.20/238,787,416.80 = 124,554,196.80/x
  3. Step 3: Cross multiply
    159,191,611.20x = 238,787,416.80 × 124,554,196.80
  4. Step 4: Simplify right side
    159,191,611.20x = 29,741,974,905,470,828
  5. Step 5: Solve for x
    x = 29,741,974,905,470,828/159,191,611.20
  6. Step 6: Final answer
    x = 186,831,295.20

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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.