Home / 164,507,196.60-246,716,558.10-68,749,270.20

Finding the Fourth Proportional to 164,507,196.60, 246,716,558.10 and 68,749,270.20

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Solution

The fourth proportional to 164,507,196.60, 246,716,558.10 and 68,749,270.20 is: 103,105,418.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,507,196.60 : 246,716,558.10 = 68,749,270.20 : x
  2. Step 2: Convert to fraction form
    164,507,196.60/246,716,558.10 = 68,749,270.20/x
  3. Step 3: Cross multiply
    164,507,196.60x = 246,716,558.10 × 68,749,270.20
  4. Step 4: Simplify right side
    164,507,196.60x = 16,961,583,315,630,898
  5. Step 5: Solve for x
    x = 16,961,583,315,630,898/164,507,196.60
  6. Step 6: Final answer
    x = 103,105,418.28

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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.