Home / 351,020,237.30-526,530,355.95-169,621,709.30

Finding the Fourth Proportional to 351,020,237.30, 526,530,355.95 and 169,621,709.30

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Solution

The fourth proportional to 351,020,237.30, 526,530,355.95 and 169,621,709.30 is: 254,432,563.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,020,237.30 : 526,530,355.95 = 169,621,709.30 : x
  2. Step 2: Convert to fraction form
    351,020,237.30/526,530,355.95 = 169,621,709.30/x
  3. Step 3: Cross multiply
    351,020,237.30x = 526,530,355.95 × 169,621,709.30
  4. Step 4: Simplify right side
    351,020,237.30x = 89,310,978,974,576,432
  5. Step 5: Solve for x
    x = 89,310,978,974,576,432/351,020,237.30
  6. Step 6: Final answer
    x = 254,432,563.95

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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.