Home / 99,141,369.14-136,772,650.50-61,907,007.26

Finding the Fourth Proportional to 99,141,369.14, 136,772,650.50 and 61,907,007.26

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Solution

The fourth proportional to 99,141,369.14, 136,772,650.50 and 61,907,007.26 is: 85,405,169.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,141,369.14 : 136,772,650.50 = 61,907,007.26 : x
  2. Step 2: Convert to fraction form
    99,141,369.14/136,772,650.50 = 61,907,007.26/x
  3. Step 3: Cross multiply
    99,141,369.14x = 136,772,650.50 × 61,907,007.26
  4. Step 4: Simplify right side
    99,141,369.14x = 8,467,185,467,472,942
  5. Step 5: Solve for x
    x = 8,467,185,467,472,942/99,141,369.14
  6. Step 6: Final answer
    x = 85,405,169.82

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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.