Home / 208,963,276.80-313,444,915.20-55,624,833.60

Finding the Fourth Proportional to 208,963,276.80, 313,444,915.20 and 55,624,833.60

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Solution

The fourth proportional to 208,963,276.80, 313,444,915.20 and 55,624,833.60 is: 83,437,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,963,276.80 : 313,444,915.20 = 55,624,833.60 : x
  2. Step 2: Convert to fraction form
    208,963,276.80/313,444,915.20 = 55,624,833.60/x
  3. Step 3: Cross multiply
    208,963,276.80x = 313,444,915.20 × 55,624,833.60
  4. Step 4: Simplify right side
    208,963,276.80x = 17,435,321,250,766,110
  5. Step 5: Solve for x
    x = 17,435,321,250,766,110/208,963,276.80
  6. Step 6: Final answer
    x = 83,437,250.40

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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.