Home / 85,174,003.27-127,709,928.76-39,058,101.38

Finding the Fourth Proportional to 85,174,003.27, 127,709,928.76 and 39,058,101.38

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Solution

The fourth proportional to 85,174,003.27, 127,709,928.76 and 39,058,101.38 is: 58,563,730.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,174,003.27 : 127,709,928.76 = 39,058,101.38 : x
  2. Step 2: Convert to fraction form
    85,174,003.27/127,709,928.76 = 39,058,101.38/x
  3. Step 3: Cross multiply
    85,174,003.27x = 127,709,928.76 × 39,058,101.38
  4. Step 4: Simplify right side
    85,174,003.27x = 4,988,107,344,740,658
  5. Step 5: Solve for x
    x = 4,988,107,344,740,658/85,174,003.27
  6. Step 6: Final answer
    x = 58,563,730.17

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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.