Home / 149,459,027.02-206,253,545.16-83,379,525.61

Finding the Fourth Proportional to 149,459,027.02, 206,253,545.16 and 83,379,525.61

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Solution

The fourth proportional to 149,459,027.02, 206,253,545.16 and 83,379,525.61 is: 115,063,794.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,459,027.02 : 206,253,545.16 = 83,379,525.61 : x
  2. Step 2: Convert to fraction form
    149,459,027.02/206,253,545.16 = 83,379,525.61/x
  3. Step 3: Cross multiply
    149,459,027.02x = 206,253,545.16 × 83,379,525.61
  4. Step 4: Simplify right side
    149,459,027.02x = 17,197,322,751,005,276
  5. Step 5: Solve for x
    x = 17,197,322,751,005,276/149,459,027.02
  6. Step 6: Final answer
    x = 115,063,794.36

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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.