Home / 127,552,074.10-176,027,436.49-71,801,091.97

Finding the Fourth Proportional to 127,552,074.10, 176,027,436.49 and 71,801,091.97

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Solution

The fourth proportional to 127,552,074.10, 176,027,436.49 and 71,801,091.97 is: 99,088,644.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,552,074.10 : 176,027,436.49 = 71,801,091.97 : x
  2. Step 2: Convert to fraction form
    127,552,074.10/176,027,436.49 = 71,801,091.97/x
  3. Step 3: Cross multiply
    127,552,074.10x = 176,027,436.49 × 71,801,091.97
  4. Step 4: Simplify right side
    127,552,074.10x = 12,638,962,156,302,820
  5. Step 5: Solve for x
    x = 12,638,962,156,302,820/127,552,074.10
  6. Step 6: Final answer
    x = 99,088,644.74

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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.