Home / 133,058,681.70-199,588,022.55-131,267,091.30

Finding the Fourth Proportional to 133,058,681.70, 199,588,022.55 and 131,267,091.30

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Solution

The fourth proportional to 133,058,681.70, 199,588,022.55 and 131,267,091.30 is: 196,900,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,681.70 : 199,588,022.55 = 131,267,091.30 : x
  2. Step 2: Convert to fraction form
    133,058,681.70/199,588,022.55 = 131,267,091.30/x
  3. Step 3: Cross multiply
    133,058,681.70x = 199,588,022.55 × 131,267,091.30
  4. Step 4: Simplify right side
    133,058,681.70x = 26,199,339,178,457,308
  5. Step 5: Solve for x
    x = 26,199,339,178,457,308/133,058,681.70
  6. Step 6: Final answer
    x = 196,900,636.95

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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.