Home / 130,486,614.46-179,904,367.78-106,878,179.09

Finding the Fourth Proportional to 130,486,614.46, 179,904,367.78 and 106,878,179.09

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Solution

The fourth proportional to 130,486,614.46, 179,904,367.78 and 106,878,179.09 is: 147,354,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,486,614.46 : 179,904,367.78 = 106,878,179.09 : x
  2. Step 2: Convert to fraction form
    130,486,614.46/179,904,367.78 = 106,878,179.09/x
  3. Step 3: Cross multiply
    130,486,614.46x = 179,904,367.78 × 106,878,179.09
  4. Step 4: Simplify right side
    130,486,614.46x = 19,227,851,238,846,632
  5. Step 5: Solve for x
    x = 19,227,851,238,846,632/130,486,614.46
  6. Step 6: Final answer
    x = 147,354,970.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.