Home / 444,273,013.20-666,409,519.80-214,690,501.20

Finding the Fourth Proportional to 444,273,013.20, 666,409,519.80 and 214,690,501.20

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Solution

The fourth proportional to 444,273,013.20, 666,409,519.80 and 214,690,501.20 is: 322,035,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,273,013.20 : 666,409,519.80 = 214,690,501.20 : x
  2. Step 2: Convert to fraction form
    444,273,013.20/666,409,519.80 = 214,690,501.20/x
  3. Step 3: Cross multiply
    444,273,013.20x = 666,409,519.80 × 214,690,501.20
  4. Step 4: Simplify right side
    444,273,013.20x = 143,071,793,810,313,312
  5. Step 5: Solve for x
    x = 143,071,793,810,313,312/444,273,013.20
  6. Step 6: Final answer
    x = 322,035,751.80

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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.