Home / 131,058,394.80-196,571,845.80-54,373,426.80

Finding the Fourth Proportional to 131,058,394.80, 196,571,845.80 and 54,373,426.80

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Solution

The fourth proportional to 131,058,394.80, 196,571,845.80 and 54,373,426.80 is: 81,553,607.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,058,394.80 : 196,571,845.80 = 54,373,426.80 : x
  2. Step 2: Convert to fraction form
    131,058,394.80/196,571,845.80 = 54,373,426.80/x
  3. Step 3: Cross multiply
    131,058,394.80x = 196,571,845.80 × 54,373,426.80
  4. Step 4: Simplify right side
    131,058,394.80x = 10,688,284,868,547,188
  5. Step 5: Solve for x
    x = 10,688,284,868,547,188/131,058,394.80
  6. Step 6: Final answer
    x = 81,553,607.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.