Home / 189,494,487.10-284,241,730.65-161,753,266.90

Finding the Fourth Proportional to 189,494,487.10, 284,241,730.65 and 161,753,266.90

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Solution

The fourth proportional to 189,494,487.10, 284,241,730.65 and 161,753,266.90 is: 242,629,900.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,494,487.10 : 284,241,730.65 = 161,753,266.90 : x
  2. Step 2: Convert to fraction form
    189,494,487.10/284,241,730.65 = 161,753,266.90/x
  3. Step 3: Cross multiply
    189,494,487.10x = 284,241,730.65 × 161,753,266.90
  4. Step 4: Simplify right side
    189,494,487.10x = 45,977,028,521,947,360
  5. Step 5: Solve for x
    x = 45,977,028,521,947,360/189,494,487.10
  6. Step 6: Final answer
    x = 242,629,900.35

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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.