Home / 69,823,708.44-96,356,710.87-40,472,066.39

Finding the Fourth Proportional to 69,823,708.44, 96,356,710.87 and 40,472,066.39

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Solution

The fourth proportional to 69,823,708.44, 96,356,710.87 and 40,472,066.39 is: 55,851,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,823,708.44 : 96,356,710.87 = 40,472,066.39 : x
  2. Step 2: Convert to fraction form
    69,823,708.44/96,356,710.87 = 40,472,066.39/x
  3. Step 3: Cross multiply
    69,823,708.44x = 96,356,710.87 × 40,472,066.39
  4. Step 4: Simplify right side
    69,823,708.44x = 3,899,755,199,639,373
  5. Step 5: Solve for x
    x = 3,899,755,199,639,373/69,823,708.44
  6. Step 6: Final answer
    x = 55,851,447.69

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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.