Home / 21,986,549,826.07-30,339,010,984.99-12,339,067,038.27

Finding the Fourth Proportional to 21,986,549,826.07, 30,339,010,984.99 and 12,339,067,038.27

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Solution

The fourth proportional to 21,986,549,826.07, 30,339,010,984.99 and 12,339,067,038.27 is: 17,026,550,021.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,986,549,826.07 : 30,339,010,984.99 = 12,339,067,038.27 : x
  2. Step 2: Convert to fraction form
    21,986,549,826.07/30,339,010,984.99 = 12,339,067,038.27/x
  3. Step 3: Cross multiply
    21,986,549,826.07x = 30,339,010,984.99 × 12,339,067,038.27
  4. Step 4: Simplify right side
    21,986,549,826.07x = 374,355,090,418,631,901,184
  5. Step 5: Solve for x
    x = 374,355,090,418,631,901,184/21,986,549,826.07
  6. Step 6: Final answer
    x = 17,026,550,021.72

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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.