Home / 269,600,989,385.44-371,870,221,633.20-173,378,728,772.32

Finding the Fourth Proportional to 269,600,989,385.44, 371,870,221,633.20 and 173,378,728,772.32

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Solution

The fourth proportional to 269,600,989,385.44, 371,870,221,633.20 and 173,378,728,772.32 is: 239,147,439,488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,600,989,385.44 : 371,870,221,633.20 = 173,378,728,772.32 : x
  2. Step 2: Convert to fraction form
    269,600,989,385.44/371,870,221,633.20 = 173,378,728,772.32/x
  3. Step 3: Cross multiply
    269,600,989,385.44x = 371,870,221,633.20 × 173,378,728,772.32
  4. Step 4: Simplify right side
    269,600,989,385.44x = 64,474,386,295,045,111,152,640
  5. Step 5: Solve for x
    x = 64,474,386,295,045,111,152,640/269,600,989,385.44
  6. Step 6: Final answer
    x = 239,147,439,488.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.