Home / 192,008,142.40-288,012,213.60-48,400,974.40

Finding the Fourth Proportional to 192,008,142.40, 288,012,213.60 and 48,400,974.40

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Solution

The fourth proportional to 192,008,142.40, 288,012,213.60 and 48,400,974.40 is: 72,601,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,008,142.40 : 288,012,213.60 = 48,400,974.40 : x
  2. Step 2: Convert to fraction form
    192,008,142.40/288,012,213.60 = 48,400,974.40/x
  3. Step 3: Cross multiply
    192,008,142.40x = 288,012,213.60 × 48,400,974.40
  4. Step 4: Simplify right side
    192,008,142.40x = 13,940,071,777,340,932
  5. Step 5: Solve for x
    x = 13,940,071,777,340,932/192,008,142.40
  6. Step 6: Final answer
    x = 72,601,461.60

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1.5x scale

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.