Home / 366,774,792,008.10-550,413,494,358.30-128,009,441,010.04

Finding the Fourth Proportional to 366,774,792,008.10, 550,413,494,358.30 and 128,009,441,010.04

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Solution

The fourth proportional to 366,774,792,008.10, 550,413,494,358.30 and 128,009,441,010.04 is: 192,101,870,882.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,774,792,008.10 : 550,413,494,358.30 = 128,009,441,010.04 : x
  2. Step 2: Convert to fraction form
    366,774,792,008.10/550,413,494,358.30 = 128,009,441,010.04/x
  3. Step 3: Cross multiply
    366,774,792,008.10x = 550,413,494,358.30 × 128,009,441,010.04
  4. Step 4: Simplify right side
    366,774,792,008.10x = 70,458,123,737,188,790,173,696
  5. Step 5: Solve for x
    x = 70,458,123,737,188,790,173,696/366,774,792,008.10
  6. Step 6: Final answer
    x = 192,101,870,882.21

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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.