Home / 214,868,430.36-322,302,241.80-67,327,284.96

Finding the Fourth Proportional to 214,868,430.36, 322,302,241.80 and 67,327,284.96

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Solution

The fourth proportional to 214,868,430.36, 322,302,241.80 and 67,327,284.96 is: 100,990,800.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,868,430.36 : 322,302,241.80 = 67,327,284.96 : x
  2. Step 2: Convert to fraction form
    214,868,430.36/322,302,241.80 = 67,327,284.96/x
  3. Step 3: Cross multiply
    214,868,430.36x = 322,302,241.80 × 67,327,284.96
  4. Step 4: Simplify right side
    214,868,430.36x = 21,699,734,876,915,424
  5. Step 5: Solve for x
    x = 21,699,734,876,915,424/214,868,430.36
  6. Step 6: Final answer
    x = 100,990,800.93

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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.