Home / 338,183,277.70-507,274,916.55-223,297,543.30

Finding the Fourth Proportional to 338,183,277.70, 507,274,916.55 and 223,297,543.30

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Solution

The fourth proportional to 338,183,277.70, 507,274,916.55 and 223,297,543.30 is: 334,946,314.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,183,277.70 : 507,274,916.55 = 223,297,543.30 : x
  2. Step 2: Convert to fraction form
    338,183,277.70/507,274,916.55 = 223,297,543.30/x
  3. Step 3: Cross multiply
    338,183,277.70x = 507,274,916.55 × 223,297,543.30
  4. Step 4: Simplify right side
    338,183,277.70x = 113,273,242,643,327,520
  5. Step 5: Solve for x
    x = 113,273,242,643,327,520/338,183,277.70
  6. Step 6: Final answer
    x = 334,946,314.95

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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.