Home / 494,903,089.66-742,074,815.60-162,820,235.54

Finding the Fourth Proportional to 494,903,089.66, 742,074,815.60 and 162,820,235.54

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Solution

The fourth proportional to 494,903,089.66, 742,074,815.60 and 162,820,235.54 is: 244,138,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,903,089.66 : 742,074,815.60 = 162,820,235.54 : x
  2. Step 2: Convert to fraction form
    494,903,089.66/742,074,815.60 = 162,820,235.54/x
  3. Step 3: Cross multiply
    494,903,089.66x = 742,074,815.60 × 162,820,235.54
  4. Step 4: Simplify right side
    494,903,089.66x = 120,824,796,264,294,064
  5. Step 5: Solve for x
    x = 120,824,796,264,294,064/494,903,089.66
  6. Step 6: Final answer
    x = 244,138,294.52

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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.