Home / 226,651,430.40-339,977,145.60-73,312,987.20

Finding the Fourth Proportional to 226,651,430.40, 339,977,145.60 and 73,312,987.20

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Solution

The fourth proportional to 226,651,430.40, 339,977,145.60 and 73,312,987.20 is: 109,969,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,651,430.40 : 339,977,145.60 = 73,312,987.20 : x
  2. Step 2: Convert to fraction form
    226,651,430.40/339,977,145.60 = 73,312,987.20/x
  3. Step 3: Cross multiply
    226,651,430.40x = 339,977,145.60 × 73,312,987.20
  4. Step 4: Simplify right side
    226,651,430.40x = 24,924,740,123,665,340
  5. Step 5: Solve for x
    x = 24,924,740,123,665,340/226,651,430.40
  6. Step 6: Final answer
    x = 109,969,480.80

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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.