Home / 149,690,812.80-224,536,219.20-73,062,998.40

Finding the Fourth Proportional to 149,690,812.80, 224,536,219.20 and 73,062,998.40

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Solution

The fourth proportional to 149,690,812.80, 224,536,219.20 and 73,062,998.40 is: 109,594,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,690,812.80 : 224,536,219.20 = 73,062,998.40 : x
  2. Step 2: Convert to fraction form
    149,690,812.80/224,536,219.20 = 73,062,998.40/x
  3. Step 3: Cross multiply
    149,690,812.80x = 224,536,219.20 × 73,062,998.40
  4. Step 4: Simplify right side
    149,690,812.80x = 16,405,289,424,151,650
  5. Step 5: Solve for x
    x = 16,405,289,424,151,650/149,690,812.80
  6. Step 6: Final answer
    x = 109,594,497.60

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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.