Home / 329,767,237.80-494,650,856.70-214,975,981.80

Finding the Fourth Proportional to 329,767,237.80, 494,650,856.70 and 214,975,981.80

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Solution

The fourth proportional to 329,767,237.80, 494,650,856.70 and 214,975,981.80 is: 322,463,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,767,237.80 : 494,650,856.70 = 214,975,981.80 : x
  2. Step 2: Convert to fraction form
    329,767,237.80/494,650,856.70 = 214,975,981.80/x
  3. Step 3: Cross multiply
    329,767,237.80x = 494,650,856.70 × 214,975,981.80
  4. Step 4: Simplify right side
    329,767,237.80x = 106,338,053,567,293,616
  5. Step 5: Solve for x
    x = 106,338,053,567,293,616/329,767,237.80
  6. Step 6: Final answer
    x = 322,463,972.70

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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.