Home / 195,649,325.60-293,662,945.20-119,121,821.60

Finding the Fourth Proportional to 195,649,325.60, 293,662,945.20 and 119,121,821.60

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Solution

The fourth proportional to 195,649,325.60, 293,662,945.20 and 119,121,821.60 is: 178,797,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,649,325.60 : 293,662,945.20 = 119,121,821.60 : x
  2. Step 2: Convert to fraction form
    195,649,325.60/293,662,945.20 = 119,121,821.60/x
  3. Step 3: Cross multiply
    195,649,325.60x = 293,662,945.20 × 119,121,821.60
  4. Step 4: Simplify right side
    195,649,325.60x = 34,981,664,968,644,972
  5. Step 5: Solve for x
    x = 34,981,664,968,644,972/195,649,325.60
  6. Step 6: Final answer
    x = 178,797,779.45

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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.