Home / 338,136,000.40-507,204,000.60-108,112,589.20

Finding the Fourth Proportional to 338,136,000.40, 507,204,000.60 and 108,112,589.20

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Solution

The fourth proportional to 338,136,000.40, 507,204,000.60 and 108,112,589.20 is: 162,168,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,136,000.40 : 507,204,000.60 = 108,112,589.20 : x
  2. Step 2: Convert to fraction form
    338,136,000.40/507,204,000.60 = 108,112,589.20/x
  3. Step 3: Cross multiply
    338,136,000.40x = 507,204,000.60 × 108,112,589.20
  4. Step 4: Simplify right side
    338,136,000.40x = 54,835,137,757,464,360
  5. Step 5: Solve for x
    x = 54,835,137,757,464,360/338,136,000.40
  6. Step 6: Final answer
    x = 162,168,883.80

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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.