Home / 329,767,220.80-494,650,831.20-214,975,964.80

Finding the Fourth Proportional to 329,767,220.80, 494,650,831.20 and 214,975,964.80

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Solution

The fourth proportional to 329,767,220.80, 494,650,831.20 and 214,975,964.80 is: 322,463,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,767,220.80 : 494,650,831.20 = 214,975,964.80 : x
  2. Step 2: Convert to fraction form
    329,767,220.80/494,650,831.20 = 214,975,964.80/x
  3. Step 3: Cross multiply
    329,767,220.80x = 494,650,831.20 × 214,975,964.80
  4. Step 4: Simplify right side
    329,767,220.80x = 106,338,039,676,341,952
  5. Step 5: Solve for x
    x = 106,338,039,676,341,952/329,767,220.80
  6. Step 6: Final answer
    x = 322,463,947.20

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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.