Home / 68,698,662.54-103,099,078.74-27,758,457.66

Finding the Fourth Proportional to 68,698,662.54, 103,099,078.74 and 27,758,457.66

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Solution

The fourth proportional to 68,698,662.54, 103,099,078.74 and 27,758,457.66 is: 41,658,327.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,698,662.54 : 103,099,078.74 = 27,758,457.66 : x
  2. Step 2: Convert to fraction form
    68,698,662.54/103,099,078.74 = 27,758,457.66/x
  3. Step 3: Cross multiply
    68,698,662.54x = 103,099,078.74 × 27,758,457.66
  4. Step 4: Simplify right side
    68,698,662.54x = 2,861,871,411,989,296
  5. Step 5: Solve for x
    x = 2,861,871,411,989,296/68,698,662.54
  6. Step 6: Final answer
    x = 41,658,327.92

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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.