Home / 217,734,029.60-326,601,044.40-201,105,831.20

Finding the Fourth Proportional to 217,734,029.60, 326,601,044.40 and 201,105,831.20

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Solution

The fourth proportional to 217,734,029.60, 326,601,044.40 and 201,105,831.20 is: 301,658,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,734,029.60 : 326,601,044.40 = 201,105,831.20 : x
  2. Step 2: Convert to fraction form
    217,734,029.60/326,601,044.40 = 201,105,831.20/x
  3. Step 3: Cross multiply
    217,734,029.60x = 326,601,044.40 × 201,105,831.20
  4. Step 4: Simplify right side
    217,734,029.60x = 65,681,374,504,850,096
  5. Step 5: Solve for x
    x = 65,681,374,504,850,096/217,734,029.60
  6. Step 6: Final answer
    x = 301,658,746.80

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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.