Home / 419,941,230.80-629,911,846.20-333,210,059.60

Finding the Fourth Proportional to 419,941,230.80, 629,911,846.20 and 333,210,059.60

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Solution

The fourth proportional to 419,941,230.80, 629,911,846.20 and 333,210,059.60 is: 499,815,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,941,230.80 : 629,911,846.20 = 333,210,059.60 : x
  2. Step 2: Convert to fraction form
    419,941,230.80/629,911,846.20 = 333,210,059.60/x
  3. Step 3: Cross multiply
    419,941,230.80x = 629,911,846.20 × 333,210,059.60
  4. Step 4: Simplify right side
    419,941,230.80x = 209,892,963,815,048,064
  5. Step 5: Solve for x
    x = 209,892,963,815,048,064/419,941,230.80
  6. Step 6: Final answer
    x = 499,815,089.40

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1.5x scale

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.