Home / 214,868,431.11-322,302,242.93-67,327,285.71

Finding the Fourth Proportional to 214,868,431.11, 322,302,242.93 and 67,327,285.71

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Solution

The fourth proportional to 214,868,431.11, 322,302,242.93 and 67,327,285.71 is: 100,990,802.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,868,431.11 : 322,302,242.93 = 67,327,285.71 : x
  2. Step 2: Convert to fraction form
    214,868,431.11/322,302,242.93 = 67,327,285.71/x
  3. Step 3: Cross multiply
    214,868,431.11x = 322,302,242.93 × 67,327,285.71
  4. Step 4: Simplify right side
    214,868,431.11x = 21,699,735,194,385,300
  5. Step 5: Solve for x
    x = 21,699,735,194,385,300/214,868,431.11
  6. Step 6: Final answer
    x = 100,990,802.06

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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.