Home / 149,563,325.44-206,431,826.03-87,703,593.04

Finding the Fourth Proportional to 149,563,325.44, 206,431,826.03 and 87,703,593.04

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Solution

The fourth proportional to 149,563,325.44, 206,431,826.03 and 87,703,593.04 is: 121,051,152.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,563,325.44 : 206,431,826.03 = 87,703,593.04 : x
  2. Step 2: Convert to fraction form
    149,563,325.44/206,431,826.03 = 87,703,593.04/x
  3. Step 3: Cross multiply
    149,563,325.44x = 206,431,826.03 × 87,703,593.04
  4. Step 4: Simplify right side
    149,563,325.44x = 18,104,812,860,787,612
  5. Step 5: Solve for x
    x = 18,104,812,860,787,612/149,563,325.44
  6. Step 6: Final answer
    x = 121,051,152.13

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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.