Home / 214,867,459.57-322,300,786.94-67,326,314.29

Finding the Fourth Proportional to 214,867,459.57, 322,300,786.94 and 67,326,314.29

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Solution

The fourth proportional to 214,867,459.57, 322,300,786.94 and 67,326,314.29 is: 100,989,345.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,867,459.57 : 322,300,786.94 = 67,326,314.29 : x
  2. Step 2: Convert to fraction form
    214,867,459.57/322,300,786.94 = 67,326,314.29/x
  3. Step 3: Cross multiply
    214,867,459.57x = 322,300,786.94 × 67,326,314.29
  4. Step 4: Simplify right side
    214,867,459.57x = 21,699,324,077,436,768
  5. Step 5: Solve for x
    x = 21,699,324,077,436,768/214,867,459.57
  6. Step 6: Final answer
    x = 100,989,345.34

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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.