Home / 162,628,965,291.64-224,430,005,776.28-89,393,191,843.72

Finding the Fourth Proportional to 162,628,965,291.64, 224,430,005,776.28 and 89,393,191,843.72

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Solution

The fourth proportional to 162,628,965,291.64, 224,430,005,776.28 and 89,393,191,843.72 is: 123,363,722,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,628,965,291.64 : 224,430,005,776.28 = 89,393,191,843.72 : x
  2. Step 2: Convert to fraction form
    162,628,965,291.64/224,430,005,776.28 = 89,393,191,843.72/x
  3. Step 3: Cross multiply
    162,628,965,291.64x = 224,430,005,776.28 × 89,393,191,843.72
  4. Step 4: Simplify right side
    162,628,965,291.64x = 20,062,514,561,846,633,037,824
  5. Step 5: Solve for x
    x = 20,062,514,561,846,633,037,824/162,628,965,291.64
  6. Step 6: Final answer
    x = 123,363,722,605.43

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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.