Home / 698,091,174.98-963,372,465.33-384,836,624.18

Finding the Fourth Proportional to 698,091,174.98, 963,372,465.33 and 384,836,624.18

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Solution

The fourth proportional to 698,091,174.98, 963,372,465.33 and 384,836,624.18 is: 531,078,203.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,091,174.98 : 963,372,465.33 = 384,836,624.18 : x
  2. Step 2: Convert to fraction form
    698,091,174.98/963,372,465.33 = 384,836,624.18/x
  3. Step 3: Cross multiply
    698,091,174.98x = 963,372,465.33 × 384,836,624.18
  4. Step 4: Simplify right side
    698,091,174.98x = 370,741,007,385,561,344
  5. Step 5: Solve for x
    x = 370,741,007,385,561,344/698,091,174.98
  6. Step 6: Final answer
    x = 531,078,203.93

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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.