Home / 171,512,965.38-236,689,391.70-93,196,518.60

Finding the Fourth Proportional to 171,512,965.38, 236,689,391.70 and 93,196,518.60

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Solution

The fourth proportional to 171,512,965.38, 236,689,391.70 and 93,196,518.60 is: 128,612,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,512,965.38 : 236,689,391.70 = 93,196,518.60 : x
  2. Step 2: Convert to fraction form
    171,512,965.38/236,689,391.70 = 93,196,518.60/x
  3. Step 3: Cross multiply
    171,512,965.38x = 236,689,391.70 × 93,196,518.60
  4. Step 4: Simplify right side
    171,512,965.38x = 22,058,627,295,991,732
  5. Step 5: Solve for x
    x = 22,058,627,295,991,732/171,512,965.38
  6. Step 6: Final answer
    x = 128,612,010.45

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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.