Home / 118,900,423.21-178,307,844.79-41,156,203.63

Finding the Fourth Proportional to 118,900,423.21, 178,307,844.79 and 41,156,203.63

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Solution

The fourth proportional to 118,900,423.21, 178,307,844.79 and 41,156,203.63 is: 61,719,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,900,423.21 : 178,307,844.79 = 41,156,203.63 : x
  2. Step 2: Convert to fraction form
    118,900,423.21/178,307,844.79 = 41,156,203.63/x
  3. Step 3: Cross multiply
    118,900,423.21x = 178,307,844.79 × 41,156,203.63
  4. Step 4: Simplify right side
    118,900,423.21x = 7,338,473,968,981,953
  5. Step 5: Solve for x
    x = 7,338,473,968,981,953/118,900,423.21
  6. Step 6: Final answer
    x = 61,719,494.10

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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.