Home / 208,963,281.80-313,444,922.70-55,624,838.60

Finding the Fourth Proportional to 208,963,281.80, 313,444,922.70 and 55,624,838.60

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Solution

The fourth proportional to 208,963,281.80, 313,444,922.70 and 55,624,838.60 is: 83,437,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,963,281.80 : 313,444,922.70 = 55,624,838.60 : x
  2. Step 2: Convert to fraction form
    208,963,281.80/313,444,922.70 = 55,624,838.60/x
  3. Step 3: Cross multiply
    208,963,281.80x = 313,444,922.70 × 55,624,838.60
  4. Step 4: Simplify right side
    208,963,281.80x = 17,435,323,235,176,976
  5. Step 5: Solve for x
    x = 17,435,323,235,176,976/208,963,281.80
  6. Step 6: Final answer
    x = 83,437,257.90

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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.