Home / 84,814,711.66-117,049,301.70-63,869,791.48

Finding the Fourth Proportional to 84,814,711.66, 117,049,301.70 and 63,869,791.48

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Solution

The fourth proportional to 84,814,711.66, 117,049,301.70 and 63,869,791.48 is: 88,144,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,814,711.66 : 117,049,301.70 = 63,869,791.48 : x
  2. Step 2: Convert to fraction form
    84,814,711.66/117,049,301.70 = 63,869,791.48/x
  3. Step 3: Cross multiply
    84,814,711.66x = 117,049,301.70 × 63,869,791.48
  4. Step 4: Simplify right side
    84,814,711.66x = 7,475,914,492,458,609
  5. Step 5: Solve for x
    x = 7,475,914,492,458,609/84,814,711.66
  6. Step 6: Final answer
    x = 88,144,077.20

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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.