Home / 220,583,501.40-330,237,522.90-214,206,209.40

Finding the Fourth Proportional to 220,583,501.40, 330,237,522.90 and 214,206,209.40

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Solution

The fourth proportional to 220,583,501.40, 330,237,522.90 and 214,206,209.40 is: 320,690,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,583,501.40 : 330,237,522.90 = 214,206,209.40 : x
  2. Step 2: Convert to fraction form
    220,583,501.40/330,237,522.90 = 214,206,209.40/x
  3. Step 3: Cross multiply
    220,583,501.40x = 330,237,522.90 × 214,206,209.40
  4. Step 4: Simplify right side
    220,583,501.40x = 70,738,927,982,054,696
  5. Step 5: Solve for x
    x = 70,738,927,982,054,696/220,583,501.40
  6. Step 6: Final answer
    x = 320,690,022.30

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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.