Home / 786,554,619,365.67-1,085,433,823,022.20-439,329,965,546.86

Finding the Fourth Proportional to 786,554,619,365.67, 1,085,433,823,022.20 and 439,329,965,546.86

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Solution

The fourth proportional to 786,554,619,365.67, 1,085,433,823,022.20 and 439,329,965,546.86 is: 606,268,900,253.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,554,619,365.67 : 1,085,433,823,022.20 = 439,329,965,546.86 : x
  2. Step 2: Convert to fraction form
    786,554,619,365.67/1,085,433,823,022.20 = 439,329,965,546.86/x
  3. Step 3: Cross multiply
    786,554,619,365.67x = 1,085,433,823,022.20 × 439,329,965,546.86
  4. Step 4: Simplify right side
    786,554,619,365.67x = 476,863,604,071,739,644,968,960
  5. Step 5: Solve for x
    x = 476,863,604,071,739,644,968,960/786,554,619,365.67
  6. Step 6: Final answer
    x = 606,268,900,253.00

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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.