Home / 630,977,475.90-946,466,213.85-291,238,851.90

Finding the Fourth Proportional to 630,977,475.90, 946,466,213.85 and 291,238,851.90

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Solution

The fourth proportional to 630,977,475.90, 946,466,213.85 and 291,238,851.90 is: 436,858,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,977,475.90 : 946,466,213.85 = 291,238,851.90 : x
  2. Step 2: Convert to fraction form
    630,977,475.90/946,466,213.85 = 291,238,851.90/x
  3. Step 3: Cross multiply
    630,977,475.90x = 946,466,213.85 × 291,238,851.90
  4. Step 4: Simplify right side
    630,977,475.90x = 275,647,733,483,813,856
  5. Step 5: Solve for x
    x = 275,647,733,483,813,856/630,977,475.90
  6. Step 6: Final answer
    x = 436,858,277.85

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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.