Home / 188,328,339.60-282,672,912.60-97,517,101.20

Finding the Fourth Proportional to 188,328,339.60, 282,672,912.60 and 97,517,101.20

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Solution

The fourth proportional to 188,328,339.60, 282,672,912.60 and 97,517,101.20 is: 146,369,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,328,339.60 : 282,672,912.60 = 97,517,101.20 : x
  2. Step 2: Convert to fraction form
    188,328,339.60/282,672,912.60 = 97,517,101.20/x
  3. Step 3: Cross multiply
    188,328,339.60x = 282,672,912.60 × 97,517,101.20
  4. Step 4: Simplify right side
    188,328,339.60x = 27,565,443,024,512,960
  5. Step 5: Solve for x
    x = 27,565,443,024,512,960/188,328,339.60
  6. Step 6: Final answer
    x = 146,369,065.24

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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.