Home / 482,903,632.80-724,394,815.20-206,556,937.20

Finding the Fourth Proportional to 482,903,632.80, 724,394,815.20 and 206,556,937.20

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Solution

The fourth proportional to 482,903,632.80, 724,394,815.20 and 206,556,937.20 is: 309,852,244.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,903,632.80 : 724,394,815.20 = 206,556,937.20 : x
  2. Step 2: Convert to fraction form
    482,903,632.80/724,394,815.20 = 206,556,937.20/x
  3. Step 3: Cross multiply
    482,903,632.80x = 724,394,815.20 × 206,556,937.20
  4. Step 4: Simplify right side
    482,903,632.80x = 149,628,774,351,272,000
  5. Step 5: Solve for x
    x = 149,628,774,351,272,000/482,903,632.80
  6. Step 6: Final answer
    x = 309,852,244.19

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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.