Home / 206,852,591.40-310,278,887.10-203,829,282.60

Finding the Fourth Proportional to 206,852,591.40, 310,278,887.10 and 203,829,282.60

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Solution

The fourth proportional to 206,852,591.40, 310,278,887.10 and 203,829,282.60 is: 305,743,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,852,591.40 : 310,278,887.10 = 203,829,282.60 : x
  2. Step 2: Convert to fraction form
    206,852,591.40/310,278,887.10 = 203,829,282.60/x
  3. Step 3: Cross multiply
    206,852,591.40x = 310,278,887.10 × 203,829,282.60
  4. Step 4: Simplify right side
    206,852,591.40x = 63,243,922,963,519,400
  5. Step 5: Solve for x
    x = 63,243,922,963,519,400/206,852,591.40
  6. Step 6: Final answer
    x = 305,743,923.90

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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.