Home / 97,800,758.60-146,701,137.90-90,410,448.20

Finding the Fourth Proportional to 97,800,758.60, 146,701,137.90 and 90,410,448.20

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Solution

The fourth proportional to 97,800,758.60, 146,701,137.90 and 90,410,448.20 is: 135,615,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,800,758.60 : 146,701,137.90 = 90,410,448.20 : x
  2. Step 2: Convert to fraction form
    97,800,758.60/146,701,137.90 = 90,410,448.20/x
  3. Step 3: Cross multiply
    97,800,758.60x = 146,701,137.90 × 90,410,448.20
  4. Step 4: Simplify right side
    97,800,758.60x = 13,263,315,628,989,008
  5. Step 5: Solve for x
    x = 13,263,315,628,989,008/97,800,758.60
  6. Step 6: Final answer
    x = 135,615,672.30

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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.