Home / 154,922,253.54-213,784,348.37-88,845,536.80

Finding the Fourth Proportional to 154,922,253.54, 213,784,348.37 and 88,845,536.80

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Solution

The fourth proportional to 154,922,253.54, 213,784,348.37 and 88,845,536.80 is: 122,602,045.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,922,253.54 : 213,784,348.37 = 88,845,536.80 : x
  2. Step 2: Convert to fraction form
    154,922,253.54/213,784,348.37 = 88,845,536.80/x
  3. Step 3: Cross multiply
    154,922,253.54x = 213,784,348.37 × 88,845,536.80
  4. Step 4: Simplify right side
    154,922,253.54x = 18,993,785,190,370,856
  5. Step 5: Solve for x
    x = 18,993,785,190,370,856/154,922,253.54
  6. Step 6: Final answer
    x = 122,602,045.58

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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.