Home / 16,939,061,647.16-23,375,776,069.86-9,317,943,861.80

Finding the Fourth Proportional to 16,939,061,647.16, 23,375,776,069.86 and 9,317,943,861.80

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Solution

The fourth proportional to 16,939,061,647.16, 23,375,776,069.86 and 9,317,943,861.80 is: 12,858,691,566.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939,061,647.16 : 23,375,776,069.86 = 9,317,943,861.80 : x
  2. Step 2: Convert to fraction form
    16,939,061,647.16/23,375,776,069.86 = 9,317,943,861.80/x
  3. Step 3: Cross multiply
    16,939,061,647.16x = 23,375,776,069.86 × 9,317,943,861.80
  4. Step 4: Simplify right side
    16,939,061,647.16x = 217,814,169,144,963,301,376
  5. Step 5: Solve for x
    x = 217,814,169,144,963,301,376/16,939,061,647.16
  6. Step 6: Final answer
    x = 12,858,691,566.39

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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.