Home / 79,382,192.54-118,899,684.74-56,283,109.47

Finding the Fourth Proportional to 79,382,192.54, 118,899,684.74 and 56,283,109.47

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Solution

The fourth proportional to 79,382,192.54, 118,899,684.74 and 56,283,109.47 is: 84,301,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,382,192.54 : 118,899,684.74 = 56,283,109.47 : x
  2. Step 2: Convert to fraction form
    79,382,192.54/118,899,684.74 = 56,283,109.47/x
  3. Step 3: Cross multiply
    79,382,192.54x = 118,899,684.74 × 56,283,109.47
  4. Step 4: Simplify right side
    79,382,192.54x = 6,692,043,972,310,617
  5. Step 5: Solve for x
    x = 6,692,043,972,310,617/79,382,192.54
  6. Step 6: Final answer
    x = 84,301,576.44

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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.