Home / 786,554,619,366.90-1,085,433,823,023.90-439,329,965,548.10

Finding the Fourth Proportional to 786,554,619,366.90, 1,085,433,823,023.90 and 439,329,965,548.10

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Solution

The fourth proportional to 786,554,619,366.90, 1,085,433,823,023.90 and 439,329,965,548.10 is: 606,268,900,254.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,554,619,366.90 : 1,085,433,823,023.90 = 439,329,965,548.10 : x
  2. Step 2: Convert to fraction form
    786,554,619,366.90/1,085,433,823,023.90 = 439,329,965,548.10/x
  3. Step 3: Cross multiply
    786,554,619,366.90x = 1,085,433,823,023.90 × 439,329,965,548.10
  4. Step 4: Simplify right side
    786,554,619,366.90x = 476,863,604,073,832,434,892,800
  5. Step 5: Solve for x
    x = 476,863,604,073,832,434,892,800/786,554,619,366.90
  6. Step 6: Final answer
    x = 606,268,900,254.71

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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.