Home / 171,760,054,508.21-237,045,617,593.05-128,280,854,646.39

Finding the Fourth Proportional to 171,760,054,508.21, 237,045,617,593.05 and 128,280,854,646.39

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Solution

The fourth proportional to 171,760,054,508.21, 237,045,617,593.05 and 128,280,854,646.39 is: 177,040,083,633.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,760,054,508.21 : 237,045,617,593.05 = 128,280,854,646.39 : x
  2. Step 2: Convert to fraction form
    171,760,054,508.21/237,045,617,593.05 = 128,280,854,646.39/x
  3. Step 3: Cross multiply
    171,760,054,508.21x = 237,045,617,593.05 × 128,280,854,646.39
  4. Step 4: Simplify right side
    171,760,054,508.21x = 30,408,414,415,017,792,765,952
  5. Step 5: Solve for x
    x = 30,408,414,415,017,792,765,952/171,760,054,508.21
  6. Step 6: Final answer
    x = 177,040,083,633.44

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1.5x scale

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.