Home / 356,027,058.70-534,135,066.45-125,972,154.70

Finding the Fourth Proportional to 356,027,058.70, 534,135,066.45 and 125,972,154.70

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Solution

The fourth proportional to 356,027,058.70, 534,135,066.45 and 125,972,154.70 is: 188,991,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,027,058.70 : 534,135,066.45 = 125,972,154.70 : x
  2. Step 2: Convert to fraction form
    356,027,058.70/534,135,066.45 = 125,972,154.70/x
  3. Step 3: Cross multiply
    356,027,058.70x = 534,135,066.45 × 125,972,154.70
  4. Step 4: Simplify right side
    356,027,058.70x = 67,286,145,221,534,176
  5. Step 5: Solve for x
    x = 67,286,145,221,534,176/356,027,058.70
  6. Step 6: Final answer
    x = 188,991,661.10

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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.