Home / 802,019,958.60-1,203,029,937.90-526,520,944.20

Finding the Fourth Proportional to 802,019,958.60, 1,203,029,937.90 and 526,520,944.20

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Solution

The fourth proportional to 802,019,958.60, 1,203,029,937.90 and 526,520,944.20 is: 789,781,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,019,958.60 : 1,203,029,937.90 = 526,520,944.20 : x
  2. Step 2: Convert to fraction form
    802,019,958.60/1,203,029,937.90 = 526,520,944.20/x
  3. Step 3: Cross multiply
    802,019,958.60x = 1,203,029,937.90 × 526,520,944.20
  4. Step 4: Simplify right side
    802,019,958.60x = 633,420,458,803,975,424
  5. Step 5: Solve for x
    x = 633,420,458,803,975,424/802,019,958.60
  6. Step 6: Final answer
    x = 789,781,416.30

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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.