Home / 124,376,674.32-171,640,406.88-68,622,091.74

Finding the Fourth Proportional to 124,376,674.32, 171,640,406.88 and 68,622,091.74

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Solution

The fourth proportional to 124,376,674.32, 171,640,406.88 and 68,622,091.74 is: 94,698,815.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,376,674.32 : 171,640,406.88 = 68,622,091.74 : x
  2. Step 2: Convert to fraction form
    124,376,674.32/171,640,406.88 = 68,622,091.74/x
  3. Step 3: Cross multiply
    124,376,674.32x = 171,640,406.88 × 68,622,091.74
  4. Step 4: Simplify right side
    124,376,674.32x = 11,778,323,747,210,286
  5. Step 5: Solve for x
    x = 11,778,323,747,210,286/124,376,674.32
  6. Step 6: Final answer
    x = 94,698,815.61

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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.