Home / 436,994,400.60-655,302,644.10-218,560,339.80

Finding the Fourth Proportional to 436,994,400.60, 655,302,644.10 and 218,560,339.80

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Solution

The fourth proportional to 436,994,400.60, 655,302,644.10 and 218,560,339.80 is: 327,746,004.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,994,400.60 : 655,302,644.10 = 218,560,339.80 : x
  2. Step 2: Convert to fraction form
    436,994,400.60/655,302,644.10 = 218,560,339.80/x
  3. Step 3: Cross multiply
    436,994,400.60x = 655,302,644.10 × 218,560,339.80
  4. Step 4: Simplify right side
    436,994,400.60x = 143,223,168,566,334,480
  5. Step 5: Solve for x
    x = 143,223,168,566,334,480/436,994,400.60
  6. Step 6: Final answer
    x = 327,746,004.00

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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.