Home / 178,887,683.60-268,331,525.40-106,328,272.40

Finding the Fourth Proportional to 178,887,683.60, 268,331,525.40 and 106,328,272.40

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Solution

The fourth proportional to 178,887,683.60, 268,331,525.40 and 106,328,272.40 is: 159,492,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,887,683.60 : 268,331,525.40 = 106,328,272.40 : x
  2. Step 2: Convert to fraction form
    178,887,683.60/268,331,525.40 = 106,328,272.40/x
  3. Step 3: Cross multiply
    178,887,683.60x = 268,331,525.40 × 106,328,272.40
  4. Step 4: Simplify right side
    178,887,683.60x = 28,531,227,526,238,720
  5. Step 5: Solve for x
    x = 28,531,227,526,238,720/178,887,683.60
  6. Step 6: Final answer
    x = 159,492,408.60

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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.