Home / 904,405,747,851.90-1,357,009,235,905-474,040,554,377.54

Finding the Fourth Proportional to 904,405,747,851.90, 1,357,009,235,905 and 474,040,554,377.54

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Solution

The fourth proportional to 904,405,747,851.90, 1,357,009,235,905 and 474,040,554,377.54 is: 711,270,811,813.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,405,747,851.90 : 1,357,009,235,905 = 474,040,554,377.54 : x
  2. Step 2: Convert to fraction form
    904,405,747,851.90/1,357,009,235,905 = 474,040,554,377.54/x
  3. Step 3: Cross multiply
    904,405,747,851.90x = 1,357,009,235,905 × 474,040,554,377.54
  4. Step 4: Simplify right side
    904,405,747,851.90x = 643,277,410,483,848,181,972,992
  5. Step 5: Solve for x
    x = 643,277,410,483,848,181,972,992/904,405,747,851.90
  6. Step 6: Final answer
    x = 711,270,811,813.98

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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.