Home / 786,554,619,370.26-1,085,433,823,028.60-439,329,965,551.46

Finding the Fourth Proportional to 786,554,619,370.26, 1,085,433,823,028.60 and 439,329,965,551.46

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Solution

The fourth proportional to 786,554,619,370.26, 1,085,433,823,028.60 and 439,329,965,551.46 is: 606,268,900,259.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,554,619,370.26 : 1,085,433,823,028.60 = 439,329,965,551.46 : x
  2. Step 2: Convert to fraction form
    786,554,619,370.26/1,085,433,823,028.60 = 439,329,965,551.46/x
  3. Step 3: Cross multiply
    786,554,619,370.26x = 1,085,433,823,028.60 × 439,329,965,551.46
  4. Step 4: Simplify right side
    786,554,619,370.26x = 476,863,604,079,544,405,852,160
  5. Step 5: Solve for x
    x = 476,863,604,079,544,405,852,160/786,554,619,370.26
  6. Step 6: Final answer
    x = 606,268,900,259.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.