Home / 303,312,710.20-454,969,065.30-200,000,579.80

Finding the Fourth Proportional to 303,312,710.20, 454,969,065.30 and 200,000,579.80

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Solution

The fourth proportional to 303,312,710.20, 454,969,065.30 and 200,000,579.80 is: 300,000,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,312,710.20 : 454,969,065.30 = 200,000,579.80 : x
  2. Step 2: Convert to fraction form
    303,312,710.20/454,969,065.30 = 200,000,579.80/x
  3. Step 3: Cross multiply
    303,312,710.20x = 454,969,065.30 × 200,000,579.80
  4. Step 4: Simplify right side
    303,312,710.20x = 90,994,076,851,064,064
  5. Step 5: Solve for x
    x = 90,994,076,851,064,064/303,312,710.20
  6. Step 6: Final answer
    x = 300,000,869.70

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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.