Home / 50,980,297.60-76,459,819.20-18,647,430.40

Finding the Fourth Proportional to 50,980,297.60, 76,459,819.20 and 18,647,430.40

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Solution

The fourth proportional to 50,980,297.60, 76,459,819.20 and 18,647,430.40 is: 27,967,258.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,980,297.60 : 76,459,819.20 = 18,647,430.40 : x
  2. Step 2: Convert to fraction form
    50,980,297.60/76,459,819.20 = 18,647,430.40/x
  3. Step 3: Cross multiply
    50,980,297.60x = 76,459,819.20 × 18,647,430.40
  4. Step 4: Simplify right side
    50,980,297.60x = 1,425,779,156,928,583.50
  5. Step 5: Solve for x
    x = 1,425,779,156,928,583.50/50,980,297.60
  6. Step 6: Final answer
    x = 27,967,258.41

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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.