Home / 178,611,160.32-267,526,128.24-126,638,224.20

Finding the Fourth Proportional to 178,611,160.32, 267,526,128.24 and 126,638,224.20

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Solution

The fourth proportional to 178,611,160.32, 267,526,128.24 and 126,638,224.20 is: 189,680,385.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,611,160.32 : 267,526,128.24 = 126,638,224.20 : x
  2. Step 2: Convert to fraction form
    178,611,160.32/267,526,128.24 = 126,638,224.20/x
  3. Step 3: Cross multiply
    178,611,160.32x = 267,526,128.24 × 126,638,224.20
  4. Step 4: Simplify right side
    178,611,160.32x = 33,879,033,807,415,072
  5. Step 5: Solve for x
    x = 33,879,033,807,415,072/178,611,160.32
  6. Step 6: Final answer
    x = 189,680,385.85

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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.