Home / 698,948,544.30-1,049,934,470.85-494,875,200.30

Finding the Fourth Proportional to 698,948,544.30, 1,049,934,470.85 and 494,875,200.30

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Solution

The fourth proportional to 698,948,544.30, 1,049,934,470.85 and 494,875,200.30 is: 743,383,094.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,948,544.30 : 1,049,934,470.85 = 494,875,200.30 : x
  2. Step 2: Convert to fraction form
    698,948,544.30/1,049,934,470.85 = 494,875,200.30/x
  3. Step 3: Cross multiply
    698,948,544.30x = 1,049,934,470.85 × 494,875,200.30
  4. Step 4: Simplify right side
    698,948,544.30x = 519,586,531,563,768,256
  5. Step 5: Solve for x
    x = 519,586,531,563,768,256/698,948,544.30
  6. Step 6: Final answer
    x = 743,383,094.22

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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.