Home / 200,523,189.09-300,572,495.46-67,449,363.10

Finding the Fourth Proportional to 200,523,189.09, 300,572,495.46 and 67,449,363.10

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Solution

The fourth proportional to 200,523,189.09, 300,572,495.46 and 67,449,363.10 is: 101,102,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,523,189.09 : 300,572,495.46 = 67,449,363.10 : x
  2. Step 2: Convert to fraction form
    200,523,189.09/300,572,495.46 = 67,449,363.10/x
  3. Step 3: Cross multiply
    200,523,189.09x = 300,572,495.46 × 67,449,363.10
  4. Step 4: Simplify right side
    200,523,189.09x = 20,273,423,384,905,072
  5. Step 5: Solve for x
    x = 20,273,423,384,905,072/200,523,189.09
  6. Step 6: Final answer
    x = 101,102,637.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.