Home / 102,206,002.25-141,043,565.59-55,796,256.16

Finding the Fourth Proportional to 102,206,002.25, 141,043,565.59 and 55,796,256.16

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Solution

The fourth proportional to 102,206,002.25, 141,043,565.59 and 55,796,256.16 is: 76,998,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,206,002.25 : 141,043,565.59 = 55,796,256.16 : x
  2. Step 2: Convert to fraction form
    102,206,002.25/141,043,565.59 = 55,796,256.16/x
  3. Step 3: Cross multiply
    102,206,002.25x = 141,043,565.59 × 55,796,256.16
  4. Step 4: Simplify right side
    102,206,002.25x = 7,869,702,915,379,401
  5. Step 5: Solve for x
    x = 7,869,702,915,379,401/102,206,002.25
  6. Step 6: Final answer
    x = 76,998,441.80

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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.