Home / 127,746,005.30-191,619,007.95-45,904,091.30

Finding the Fourth Proportional to 127,746,005.30, 191,619,007.95 and 45,904,091.30

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Solution

The fourth proportional to 127,746,005.30, 191,619,007.95 and 45,904,091.30 is: 68,856,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,746,005.30 : 191,619,007.95 = 45,904,091.30 : x
  2. Step 2: Convert to fraction form
    127,746,005.30/191,619,007.95 = 45,904,091.30/x
  3. Step 3: Cross multiply
    127,746,005.30x = 191,619,007.95 × 45,904,091.30
  4. Step 4: Simplify right side
    127,746,005.30x = 8,796,096,435,752,225
  5. Step 5: Solve for x
    x = 8,796,096,435,752,225/127,746,005.30
  6. Step 6: Final answer
    x = 68,856,136.95

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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.