Home / 939,830,040,606.75-1,409,743,301,328.30-294,485,071,843.75

Finding the Fourth Proportional to 939,830,040,606.75, 1,409,743,301,328.30 and 294,485,071,843.75

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Solution

The fourth proportional to 939,830,040,606.75, 1,409,743,301,328.30 and 294,485,071,843.75 is: 441,727,056,420.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,830,040,606.75 : 1,409,743,301,328.30 = 294,485,071,843.75 : x
  2. Step 2: Convert to fraction form
    939,830,040,606.75/1,409,743,301,328.30 = 294,485,071,843.75/x
  3. Step 3: Cross multiply
    939,830,040,606.75x = 1,409,743,301,328.30 × 294,485,071,843.75
  4. Step 4: Simplify right side
    939,830,040,606.75x = 415,148,357,372,909,730,136,064
  5. Step 5: Solve for x
    x = 415,148,357,372,909,730,136,064/939,830,040,606.75
  6. Step 6: Final answer
    x = 441,727,056,420.64

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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.