Home / 142,876,370.87-214,314,139.39-39,245,675.14

Finding the Fourth Proportional to 142,876,370.87, 214,314,139.39 and 39,245,675.14

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Solution

The fourth proportional to 142,876,370.87, 214,314,139.39 and 39,245,675.14 is: 58,868,398.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,876,370.87 : 214,314,139.39 = 39,245,675.14 : x
  2. Step 2: Convert to fraction form
    142,876,370.87/214,314,139.39 = 39,245,675.14/x
  3. Step 3: Cross multiply
    142,876,370.87x = 214,314,139.39 × 39,245,675.14
  4. Step 4: Simplify right side
    142,876,370.87x = 8,410,903,092,408,617
  5. Step 5: Solve for x
    x = 8,410,903,092,408,617/142,876,370.87
  6. Step 6: Final answer
    x = 58,868,398.19

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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.