Home / 347,907,831.20-521,859,673.20-89,122,551.20

Finding the Fourth Proportional to 347,907,831.20, 521,859,673.20 and 89,122,551.20

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Solution

The fourth proportional to 347,907,831.20, 521,859,673.20 and 89,122,551.20 is: 133,683,295.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,907,831.20 : 521,859,673.20 = 89,122,551.20 : x
  2. Step 2: Convert to fraction form
    347,907,831.20/521,859,673.20 = 89,122,551.20/x
  3. Step 3: Cross multiply
    347,907,831.20x = 521,859,673.20 × 89,122,551.20
  4. Step 4: Simplify right side
    347,907,831.20x = 46,509,465,443,982,272
  5. Step 5: Solve for x
    x = 46,509,465,443,982,272/347,907,831.20
  6. Step 6: Final answer
    x = 133,683,295.61

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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.