Home / 436,155,418.80-654,233,128.20-159,806,098.80

Finding the Fourth Proportional to 436,155,418.80, 654,233,128.20 and 159,806,098.80

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Solution

The fourth proportional to 436,155,418.80, 654,233,128.20 and 159,806,098.80 is: 239,709,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,155,418.80 : 654,233,128.20 = 159,806,098.80 : x
  2. Step 2: Convert to fraction form
    436,155,418.80/654,233,128.20 = 159,806,098.80/x
  3. Step 3: Cross multiply
    436,155,418.80x = 654,233,128.20 × 159,806,098.80
  4. Step 4: Simplify right side
    436,155,418.80x = 104,550,443,923,362,288
  5. Step 5: Solve for x
    x = 104,550,443,923,362,288/436,155,418.80
  6. Step 6: Final answer
    x = 239,709,148.20

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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.