Home / 789,357,646,590.36-1,181,997,288,580.60-544,787,441,202.66

Finding the Fourth Proportional to 789,357,646,590.36, 1,181,997,288,580.60 and 544,787,441,202.66

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Solution

The fourth proportional to 789,357,646,590.36, 1,181,997,288,580.60 and 544,787,441,202.66 is: 815,773,789,150.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,357,646,590.36 : 1,181,997,288,580.60 = 544,787,441,202.66 : x
  2. Step 2: Convert to fraction form
    789,357,646,590.36/1,181,997,288,580.60 = 544,787,441,202.66/x
  3. Step 3: Cross multiply
    789,357,646,590.36x = 1,181,997,288,580.60 × 544,787,441,202.66
  4. Step 4: Simplify right side
    789,357,646,590.36x = 643,937,278,354,307,145,531,392
  5. Step 5: Solve for x
    x = 643,937,278,354,307,145,531,392/789,357,646,590.36
  6. Step 6: Final answer
    x = 815,773,789,150.97

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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.