Home / 165,295,331,153.64-228,106,997,609.91-93,037,354,137.72

Finding the Fourth Proportional to 165,295,331,153.64, 228,106,997,609.91 and 93,037,354,137.72

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Solution

The fourth proportional to 165,295,331,153.64, 228,106,997,609.91 and 93,037,354,137.72 is: 128,391,233,858.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,295,331,153.64 : 228,106,997,609.91 = 93,037,354,137.72 : x
  2. Step 2: Convert to fraction form
    165,295,331,153.64/228,106,997,609.91 = 93,037,354,137.72/x
  3. Step 3: Cross multiply
    165,295,331,153.64x = 228,106,997,609.91 × 93,037,354,137.72
  4. Step 4: Simplify right side
    165,295,331,153.64x = 21,222,471,517,925,248,335,872
  5. Step 5: Solve for x
    x = 21,222,471,517,925,248,335,872/165,295,331,153.64
  6. Step 6: Final answer
    x = 128,391,233,858.86

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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.