Home / 140,673,558.48-193,678,328.52-109,693,974.48

Finding the Fourth Proportional to 140,673,558.48, 193,678,328.52 and 109,693,974.48

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Solution

The fourth proportional to 140,673,558.48, 193,678,328.52 and 109,693,974.48 is: 151,025,863.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,673,558.48 : 193,678,328.52 = 109,693,974.48 : x
  2. Step 2: Convert to fraction form
    140,673,558.48/193,678,328.52 = 109,693,974.48/x
  3. Step 3: Cross multiply
    140,673,558.48x = 193,678,328.52 × 109,693,974.48
  4. Step 4: Simplify right side
    140,673,558.48x = 21,245,345,626,001,940
  5. Step 5: Solve for x
    x = 21,245,345,626,001,940/140,673,558.48
  6. Step 6: Final answer
    x = 151,025,863.39

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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.