Home / 73,949,920,380.81-102,042,280,763.46-41,398,916,472.90

Finding the Fourth Proportional to 73,949,920,380.81, 102,042,280,763.46 and 41,398,916,472.90

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Solution

The fourth proportional to 73,949,920,380.81, 102,042,280,763.46 and 41,398,916,472.90 is: 57,125,685,007.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,949,920,380.81 : 102,042,280,763.46 = 41,398,916,472.90 : x
  2. Step 2: Convert to fraction form
    73,949,920,380.81/102,042,280,763.46 = 41,398,916,472.90/x
  3. Step 3: Cross multiply
    73,949,920,380.81x = 102,042,280,763.46 × 41,398,916,472.90
  4. Step 4: Simplify right side
    73,949,920,380.81x = 4,224,439,858,030,691,483,648
  5. Step 5: Solve for x
    x = 4,224,439,858,030,691,483,648/73,949,920,380.81
  6. Step 6: Final answer
    x = 57,125,685,007.86

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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.