Home / 28,331,083,307.88-39,082,773,648.24-16,891,584,310.80

Finding the Fourth Proportional to 28,331,083,307.88, 39,082,773,648.24 and 16,891,584,310.80

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Solution

The fourth proportional to 28,331,083,307.88, 39,082,773,648.24 and 16,891,584,310.80 is: 23,301,966,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,331,083,307.88 : 39,082,773,648.24 = 16,891,584,310.80 : x
  2. Step 2: Convert to fraction form
    28,331,083,307.88/39,082,773,648.24 = 16,891,584,310.80/x
  3. Step 3: Cross multiply
    28,331,083,307.88x = 39,082,773,648.24 × 16,891,584,310.80
  4. Step 4: Simplify right side
    28,331,083,307.88x = 660,169,966,179,158,458,368
  5. Step 5: Solve for x
    x = 660,169,966,179,158,458,368/28,331,083,307.88
  6. Step 6: Final answer
    x = 23,301,966,924.63

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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.