Home / 215,792,068.26-297,816,132.02-132,215,663.70

Finding the Fourth Proportional to 215,792,068.26, 297,816,132.02 and 132,215,663.70

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Solution

The fourth proportional to 215,792,068.26, 297,816,132.02 and 132,215,663.70 is: 182,471,755.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,792,068.26 : 297,816,132.02 = 132,215,663.70 : x
  2. Step 2: Convert to fraction form
    215,792,068.26/297,816,132.02 = 132,215,663.70/x
  3. Step 3: Cross multiply
    215,792,068.26x = 297,816,132.02 × 132,215,663.70
  4. Step 4: Simplify right side
    215,792,068.26x = 39,375,957,555,591,120
  5. Step 5: Solve for x
    x = 39,375,957,555,591,120/215,792,068.26
  6. Step 6: Final answer
    x = 182,471,755.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.