Home / 482,979,404.20-724,469,106.30-347,938,277.80

Finding the Fourth Proportional to 482,979,404.20, 724,469,106.30 and 347,938,277.80

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Solution

The fourth proportional to 482,979,404.20, 724,469,106.30 and 347,938,277.80 is: 521,907,416.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,979,404.20 : 724,469,106.30 = 347,938,277.80 : x
  2. Step 2: Convert to fraction form
    482,979,404.20/724,469,106.30 = 347,938,277.80/x
  3. Step 3: Cross multiply
    482,979,404.20x = 724,469,106.30 × 347,938,277.80
  4. Step 4: Simplify right side
    482,979,404.20x = 252,070,533,165,327,136
  5. Step 5: Solve for x
    x = 252,070,533,165,327,136/482,979,404.20
  6. Step 6: Final answer
    x = 521,907,416.70

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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.