Home / 143,085,286.40-214,627,929.60-35,379,910.40

Finding the Fourth Proportional to 143,085,286.40, 214,627,929.60 and 35,379,910.40

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Solution

The fourth proportional to 143,085,286.40, 214,627,929.60 and 35,379,910.40 is: 53,069,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,085,286.40 : 214,627,929.60 = 35,379,910.40 : x
  2. Step 2: Convert to fraction form
    143,085,286.40/214,627,929.60 = 35,379,910.40/x
  3. Step 3: Cross multiply
    143,085,286.40x = 214,627,929.60 × 35,379,910.40
  4. Step 4: Simplify right side
    143,085,286.40x = 7,593,516,918,585,507
  5. Step 5: Solve for x
    x = 7,593,516,918,585,507/143,085,286.40
  6. Step 6: Final answer
    x = 53,069,865.60

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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.