Home / 86,238,183.96-119,001,545.64-49,058,570.52

Finding the Fourth Proportional to 86,238,183.96, 119,001,545.64 and 49,058,570.52

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Solution

The fourth proportional to 86,238,183.96, 119,001,545.64 and 49,058,570.52 is: 67,696,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,238,183.96 : 119,001,545.64 = 49,058,570.52 : x
  2. Step 2: Convert to fraction form
    86,238,183.96/119,001,545.64 = 49,058,570.52/x
  3. Step 3: Cross multiply
    86,238,183.96x = 119,001,545.64 × 49,058,570.52
  4. Step 4: Simplify right side
    86,238,183.96x = 5,838,045,718,768,939
  5. Step 5: Solve for x
    x = 5,838,045,718,768,939/86,238,183.96
  6. Step 6: Final answer
    x = 67,696,760.89

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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.