Home / 68,672,074.05-103,008,111.08-63,410,808.15

Finding the Fourth Proportional to 68,672,074.05, 103,008,111.08 and 63,410,808.15

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Solution

The fourth proportional to 68,672,074.05, 103,008,111.08 and 63,410,808.15 is: 95,116,212.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,672,074.05 : 103,008,111.08 = 63,410,808.15 : x
  2. Step 2: Convert to fraction form
    68,672,074.05/103,008,111.08 = 63,410,808.15/x
  3. Step 3: Cross multiply
    68,672,074.05x = 103,008,111.08 × 63,410,808.15
  4. Step 4: Simplify right side
    68,672,074.05x = 6,531,827,569,270,715
  5. Step 5: Solve for x
    x = 6,531,827,569,270,715/68,672,074.05
  6. Step 6: Final answer
    x = 95,116,212.23

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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.