Home / 118,164,571.20-177,105,139.20-60,627,225.60

Finding the Fourth Proportional to 118,164,571.20, 177,105,139.20 and 60,627,225.60

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Solution

The fourth proportional to 118,164,571.20, 177,105,139.20 and 60,627,225.60 is: 90,868,126.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,164,571.20 : 177,105,139.20 = 60,627,225.60 : x
  2. Step 2: Convert to fraction form
    118,164,571.20/177,105,139.20 = 60,627,225.60/x
  3. Step 3: Cross multiply
    118,164,571.20x = 177,105,139.20 × 60,627,225.60
  4. Step 4: Simplify right side
    118,164,571.20x = 10,737,393,229,197,804
  5. Step 5: Solve for x
    x = 10,737,393,229,197,804/118,164,571.20
  6. Step 6: Final answer
    x = 90,868,126.72

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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.