Home / 84,599,397,227.76-126,872,173,123.20-27,928,708,516.32

Finding the Fourth Proportional to 84,599,397,227.76, 126,872,173,123.20 and 27,928,708,516.32

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Solution

The fourth proportional to 84,599,397,227.76, 126,872,173,123.20 and 27,928,708,516.32 is: 41,884,174,806.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,599,397,227.76 : 126,872,173,123.20 = 27,928,708,516.32 : x
  2. Step 2: Convert to fraction form
    84,599,397,227.76/126,872,173,123.20 = 27,928,708,516.32/x
  3. Step 3: Cross multiply
    84,599,397,227.76x = 126,872,173,123.20 × 27,928,708,516.32
  4. Step 4: Simplify right side
    84,599,397,227.76x = 3,543,375,941,989,941,379,072
  5. Step 5: Solve for x
    x = 3,543,375,941,989,941,379,072/84,599,397,227.76
  6. Step 6: Final answer
    x = 41,884,174,806.24

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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.