Home / 74,352,722,831.92-111,562,019,420.48-38,971,669,791.12

Finding the Fourth Proportional to 74,352,722,831.92, 111,562,019,420.48 and 38,971,669,791.12

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Solution

The fourth proportional to 74,352,722,831.92, 111,562,019,420.48 and 38,971,669,791.12 is: 58,474,767,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,352,722,831.92 : 111,562,019,420.48 = 38,971,669,791.12 : x
  2. Step 2: Convert to fraction form
    74,352,722,831.92/111,562,019,420.48 = 38,971,669,791.12/x
  3. Step 3: Cross multiply
    74,352,722,831.92x = 111,562,019,420.48 × 38,971,669,791.12
  4. Step 4: Simplify right side
    74,352,722,831.92x = 4,347,758,182,085,463,375,872
  5. Step 5: Solve for x
    x = 4,347,758,182,085,463,375,872/74,352,722,831.92
  6. Step 6: Final answer
    x = 58,474,767,520.13

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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.