Home / 146,725,663.90-220,115,067.90-73,758,814.60

Finding the Fourth Proportional to 146,725,663.90, 220,115,067.90 and 73,758,814.60

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Solution

The fourth proportional to 146,725,663.90, 220,115,067.90 and 73,758,814.60 is: 110,651,579.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,725,663.90 : 220,115,067.90 = 73,758,814.60 : x
  2. Step 2: Convert to fraction form
    146,725,663.90/220,115,067.90 = 73,758,814.60/x
  3. Step 3: Cross multiply
    146,725,663.90x = 220,115,067.90 × 73,758,814.60
  4. Step 4: Simplify right side
    146,725,663.90x = 16,235,426,483,902,510
  5. Step 5: Solve for x
    x = 16,235,426,483,902,510/146,725,663.90
  6. Step 6: Final answer
    x = 110,651,579.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.