Home / 644,568,188.34-966,456,330.05-250,635,831.81

Finding the Fourth Proportional to 644,568,188.34, 966,456,330.05 and 250,635,831.81

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Solution

The fourth proportional to 644,568,188.34, 966,456,330.05 and 250,635,831.81 is: 375,799,784.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,568,188.34 : 966,456,330.05 = 250,635,831.81 : x
  2. Step 2: Convert to fraction form
    644,568,188.34/966,456,330.05 = 250,635,831.81/x
  3. Step 3: Cross multiply
    644,568,188.34x = 966,456,330.05 × 250,635,831.81
  4. Step 4: Simplify right side
    644,568,188.34x = 242,228,586,191,284,608
  5. Step 5: Solve for x
    x = 242,228,586,191,284,608/644,568,188.34
  6. Step 6: Final answer
    x = 375,799,784.37

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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.