Home / 264,024,091.40-396,018,422.40-69,931,340.60

Finding the Fourth Proportional to 264,024,091.40, 396,018,422.40 and 69,931,340.60

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Solution

The fourth proportional to 264,024,091.40, 396,018,422.40 and 69,931,340.60 is: 104,892,318.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,024,091.40 : 396,018,422.40 = 69,931,340.60 : x
  2. Step 2: Convert to fraction form
    264,024,091.40/396,018,422.40 = 69,931,340.60/x
  3. Step 3: Cross multiply
    264,024,091.40x = 396,018,422.40 × 69,931,340.60
  4. Step 4: Simplify right side
    264,024,091.40x = 27,694,099,180,729,064
  5. Step 5: Solve for x
    x = 27,694,099,180,729,064/264,024,091.40
  6. Step 6: Final answer
    x = 104,892,318.86

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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.