Home / 786,554,619,371.25-1,085,433,823,030-439,329,965,552.49

Finding the Fourth Proportional to 786,554,619,371.25, 1,085,433,823,030 and 439,329,965,552.49

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Solution

The fourth proportional to 786,554,619,371.25, 1,085,433,823,030 and 439,329,965,552.49 is: 606,268,900,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,554,619,371.25 : 1,085,433,823,030 = 439,329,965,552.49 : x
  2. Step 2: Convert to fraction form
    786,554,619,371.25/1,085,433,823,030 = 439,329,965,552.49/x
  3. Step 3: Cross multiply
    786,554,619,371.25x = 1,085,433,823,030 × 439,329,965,552.49
  4. Step 4: Simplify right side
    786,554,619,371.25x = 476,863,604,081,277,425,156,096
  5. Step 5: Solve for x
    x = 476,863,604,081,277,425,156,096/786,554,619,371.25
  6. Step 6: Final answer
    x = 606,268,900,260.82

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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.