Home / 201,552,015.40-302,328,023.10-161,241,231.40

Finding the Fourth Proportional to 201,552,015.40, 302,328,023.10 and 161,241,231.40

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Solution

The fourth proportional to 201,552,015.40, 302,328,023.10 and 161,241,231.40 is: 241,861,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,552,015.40 : 302,328,023.10 = 161,241,231.40 : x
  2. Step 2: Convert to fraction form
    201,552,015.40/302,328,023.10 = 161,241,231.40/x
  3. Step 3: Cross multiply
    201,552,015.40x = 302,328,023.10 × 161,241,231.40
  4. Step 4: Simplify right side
    201,552,015.40x = 48,747,742,731,371,648
  5. Step 5: Solve for x
    x = 48,747,742,731,371,648/201,552,015.40
  6. Step 6: Final answer
    x = 241,861,847.10

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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.