Home / 68,240,563.40-102,360,845.10-34,157,480.60

Finding the Fourth Proportional to 68,240,563.40, 102,360,845.10 and 34,157,480.60

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Solution

The fourth proportional to 68,240,563.40, 102,360,845.10 and 34,157,480.60 is: 51,236,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,240,563.40 : 102,360,845.10 = 34,157,480.60 : x
  2. Step 2: Convert to fraction form
    68,240,563.40/102,360,845.10 = 34,157,480.60/x
  3. Step 3: Cross multiply
    68,240,563.40x = 102,360,845.10 × 34,157,480.60
  4. Step 4: Simplify right side
    68,240,563.40x = 3,496,388,580,702,855
  5. Step 5: Solve for x
    x = 3,496,388,580,702,855/68,240,563.40
  6. Step 6: Final answer
    x = 51,236,220.90

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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.