Home / 28,437,821,146.36-39,229,314,645.76-17,583,422,636.22

Finding the Fourth Proportional to 28,437,821,146.36, 39,229,314,645.76 and 17,583,422,636.22

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Solution

The fourth proportional to 28,437,821,146.36, 39,229,314,645.76 and 17,583,422,636.22 is: 24,255,923,672.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,437,821,146.36 : 39,229,314,645.76 = 17,583,422,636.22 : x
  2. Step 2: Convert to fraction form
    28,437,821,146.36/39,229,314,645.76 = 17,583,422,636.22/x
  3. Step 3: Cross multiply
    28,437,821,146.36x = 39,229,314,645.76 × 17,583,422,636.22
  4. Step 4: Simplify right side
    28,437,821,146.36x = 689,785,619,145,653,223,424
  5. Step 5: Solve for x
    x = 689,785,619,145,653,223,424/28,437,821,146.36
  6. Step 6: Final answer
    x = 24,255,923,672.76

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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.