Home / 706,848,669.20-1,060,273,003.80-189,358,979.60

Finding the Fourth Proportional to 706,848,669.20, 1,060,273,003.80 and 189,358,979.60

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Solution

The fourth proportional to 706,848,669.20, 1,060,273,003.80 and 189,358,979.60 is: 284,038,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,848,669.20 : 1,060,273,003.80 = 189,358,979.60 : x
  2. Step 2: Convert to fraction form
    706,848,669.20/1,060,273,003.80 = 189,358,979.60/x
  3. Step 3: Cross multiply
    706,848,669.20x = 1,060,273,003.80 × 189,358,979.60
  4. Step 4: Simplify right side
    706,848,669.20x = 200,772,214,096,994,912
  5. Step 5: Solve for x
    x = 200,772,214,096,994,912/706,848,669.20
  6. Step 6: Final answer
    x = 284,038,469.40

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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.