Home / 68,519,664.96-94,548,421.44-39,152,896.80

Finding the Fourth Proportional to 68,519,664.96, 94,548,421.44 and 39,152,896.80

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Solution

The fourth proportional to 68,519,664.96, 94,548,421.44 and 39,152,896.80 is: 54,026,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,519,664.96 : 94,548,421.44 = 39,152,896.80 : x
  2. Step 2: Convert to fraction form
    68,519,664.96/94,548,421.44 = 39,152,896.80/x
  3. Step 3: Cross multiply
    68,519,664.96x = 94,548,421.44 × 39,152,896.80
  4. Step 4: Simplify right side
    68,519,664.96x = 3,701,844,587,243,227
  5. Step 5: Solve for x
    x = 3,701,844,587,243,227/68,519,664.96
  6. Step 6: Final answer
    x = 54,026,017.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.