Home / 178,567,196.64-267,863,785.86-74,832,275.40

Finding the Fourth Proportional to 178,567,196.64, 267,863,785.86 and 74,832,275.40

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Solution

The fourth proportional to 178,567,196.64, 267,863,785.86 and 74,832,275.40 is: 112,253,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,567,196.64 : 267,863,785.86 = 74,832,275.40 : x
  2. Step 2: Convert to fraction form
    178,567,196.64/267,863,785.86 = 74,832,275.40/x
  3. Step 3: Cross multiply
    178,567,196.64x = 267,863,785.86 × 74,832,275.40
  4. Step 4: Simplify right side
    178,567,196.64x = 20,044,856,593,162,148
  5. Step 5: Solve for x
    x = 20,044,856,593,162,148/178,567,196.64
  6. Step 6: Final answer
    x = 112,253,857.21

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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.