Home / 490,158,282.20-735,237,423.30-436,589,029.40

Finding the Fourth Proportional to 490,158,282.20, 735,237,423.30 and 436,589,029.40

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Solution

The fourth proportional to 490,158,282.20, 735,237,423.30 and 436,589,029.40 is: 654,883,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,158,282.20 : 735,237,423.30 = 436,589,029.40 : x
  2. Step 2: Convert to fraction form
    490,158,282.20/735,237,423.30 = 436,589,029.40/x
  3. Step 3: Cross multiply
    490,158,282.20x = 735,237,423.30 × 436,589,029.40
  4. Step 4: Simplify right side
    490,158,282.20x = 320,996,593,017,103,936
  5. Step 5: Solve for x
    x = 320,996,593,017,103,936/490,158,282.20
  6. Step 6: Final answer
    x = 654,883,544.10

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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.