Home / 939,830,040,569.40-1,409,743,301,272.40-294,485,071,806.48

Finding the Fourth Proportional to 939,830,040,569.40, 1,409,743,301,272.40 and 294,485,071,806.48

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Solution

The fourth proportional to 939,830,040,569.40, 1,409,743,301,272.40 and 294,485,071,806.48 is: 441,727,056,364.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,830,040,569.40 : 1,409,743,301,272.40 = 294,485,071,806.48 : x
  2. Step 2: Convert to fraction form
    939,830,040,569.40/1,409,743,301,272.40 = 294,485,071,806.48/x
  3. Step 3: Cross multiply
    939,830,040,569.40x = 1,409,743,301,272.40 × 294,485,071,806.48
  4. Step 4: Simplify right side
    939,830,040,569.40x = 415,148,357,303,906,852,667,392
  5. Step 5: Solve for x
    x = 415,148,357,303,906,852,667,392/939,830,040,569.40
  6. Step 6: Final answer
    x = 441,727,056,364.77

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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.