Home / 74,781,717.43-103,215,988.74-43,851,851.23

Finding the Fourth Proportional to 74,781,717.43, 103,215,988.74 and 43,851,851.23

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Solution

The fourth proportional to 74,781,717.43, 103,215,988.74 and 43,851,851.23 is: 60,525,651.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,781,717.43 : 103,215,988.74 = 43,851,851.23 : x
  2. Step 2: Convert to fraction form
    74,781,717.43/103,215,988.74 = 43,851,851.23/x
  3. Step 3: Cross multiply
    74,781,717.43x = 103,215,988.74 × 43,851,851.23
  4. Step 4: Simplify right side
    74,781,717.43x = 4,526,212,182,760,546
  5. Step 5: Solve for x
    x = 4,526,212,182,760,546/74,781,717.43
  6. Step 6: Final answer
    x = 60,525,651.70

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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.