Home / 88,972,411.80-122,786,987.72-49,813,845.96

Finding the Fourth Proportional to 88,972,411.80, 122,786,987.72 and 49,813,845.96

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Solution

The fourth proportional to 88,972,411.80, 122,786,987.72 and 49,813,845.96 is: 68,745,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,972,411.80 : 122,786,987.72 = 49,813,845.96 : x
  2. Step 2: Convert to fraction form
    88,972,411.80/122,786,987.72 = 49,813,845.96/x
  3. Step 3: Cross multiply
    88,972,411.80x = 122,786,987.72 × 49,813,845.96
  4. Step 4: Simplify right side
    88,972,411.80x = 6,116,492,092,176,492
  5. Step 5: Solve for x
    x = 6,116,492,092,176,492/88,972,411.80
  6. Step 6: Final answer
    x = 68,745,940.10

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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.