Home / 548,974,907.89-757,586,270.39-298,079,784.96

Finding the Fourth Proportional to 548,974,907.89, 757,586,270.39 and 298,079,784.96

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Solution

The fourth proportional to 548,974,907.89, 757,586,270.39 and 298,079,784.96 is: 411,350,590.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,974,907.89 : 757,586,270.39 = 298,079,784.96 : x
  2. Step 2: Convert to fraction form
    548,974,907.89/757,586,270.39 = 298,079,784.96/x
  3. Step 3: Cross multiply
    548,974,907.89x = 757,586,270.39 × 298,079,784.96
  4. Step 4: Simplify right side
    548,974,907.89x = 225,821,152,565,749,280
  5. Step 5: Solve for x
    x = 225,821,152,565,749,280/548,974,907.89
  6. Step 6: Final answer
    x = 411,350,590.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.