Home / 28,326,012,826.27-39,093,325,477.15-16,121,685,409.27

Finding the Fourth Proportional to 28,326,012,826.27, 39,093,325,477.15 and 16,121,685,409.27

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Solution

The fourth proportional to 28,326,012,826.27, 39,093,325,477.15 and 16,121,685,409.27 is: 22,249,876,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,326,012,826.27 : 39,093,325,477.15 = 16,121,685,409.27 : x
  2. Step 2: Convert to fraction form
    28,326,012,826.27/39,093,325,477.15 = 16,121,685,409.27/x
  3. Step 3: Cross multiply
    28,326,012,826.27x = 39,093,325,477.15 × 16,121,685,409.27
  4. Step 4: Simplify right side
    28,326,012,826.27x = 630,250,294,944,536,199,168
  5. Step 5: Solve for x
    x = 630,250,294,944,536,199,168/28,326,012,826.27
  6. Step 6: Final answer
    x = 22,249,876,776.16

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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.