Home / 146,695,100.40-220,042,650.60-88,342,878.60

Finding the Fourth Proportional to 146,695,100.40, 220,042,650.60 and 88,342,878.60

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Solution

The fourth proportional to 146,695,100.40, 220,042,650.60 and 88,342,878.60 is: 132,514,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,695,100.40 : 220,042,650.60 = 88,342,878.60 : x
  2. Step 2: Convert to fraction form
    146,695,100.40/220,042,650.60 = 88,342,878.60/x
  3. Step 3: Cross multiply
    146,695,100.40x = 220,042,650.60 × 88,342,878.60
  4. Step 4: Simplify right side
    146,695,100.40x = 19,439,201,168,778,016
  5. Step 5: Solve for x
    x = 19,439,201,168,778,016/146,695,100.40
  6. Step 6: Final answer
    x = 132,514,317.90

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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.