Home / 3,087,211,668.69-4,260,342,827.29-1,677,519,932.61

Finding the Fourth Proportional to 3,087,211,668.69, 4,260,342,827.29 and 1,677,519,932.61

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Solution

The fourth proportional to 3,087,211,668.69, 4,260,342,827.29 and 1,677,519,932.61 is: 2,314,972,466.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,211,668.69 : 4,260,342,827.29 = 1,677,519,932.61 : x
  2. Step 2: Convert to fraction form
    3,087,211,668.69/4,260,342,827.29 = 1,677,519,932.61/x
  3. Step 3: Cross multiply
    3,087,211,668.69x = 4,260,342,827.29 × 1,677,519,932.61
  4. Step 4: Simplify right side
    3,087,211,668.69x = 7,146,810,012,531,016,704
  5. Step 5: Solve for x
    x = 7,146,810,012,531,016,704/3,087,211,668.69
  6. Step 6: Final answer
    x = 2,314,972,466.91

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1.5x scale

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.