Home / 5,191,824,562.08-7,787,736,849.60-1,261,510,524.96

Finding the Fourth Proportional to 5,191,824,562.08, 7,787,736,849.60 and 1,261,510,524.96

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Solution

The fourth proportional to 5,191,824,562.08, 7,787,736,849.60 and 1,261,510,524.96 is: 1,892,265,789.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191,824,562.08 : 7,787,736,849.60 = 1,261,510,524.96 : x
  2. Step 2: Convert to fraction form
    5,191,824,562.08/7,787,736,849.60 = 1,261,510,524.96/x
  3. Step 3: Cross multiply
    5,191,824,562.08x = 7,787,736,849.60 × 1,261,510,524.96
  4. Step 4: Simplify right side
    5,191,824,562.08x = 9,824,312,001,389,234,176
  5. Step 5: Solve for x
    x = 9,824,312,001,389,234,176/5,191,824,562.08
  6. Step 6: Final answer
    x = 1,892,265,789.01

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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.