Home / 16,939,061,646.16-23,375,776,068.48-9,317,943,860.80

Finding the Fourth Proportional to 16,939,061,646.16, 23,375,776,068.48 and 9,317,943,860.80

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Solution

The fourth proportional to 16,939,061,646.16, 23,375,776,068.48 and 9,317,943,860.80 is: 12,858,691,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939,061,646.16 : 23,375,776,068.48 = 9,317,943,860.80 : x
  2. Step 2: Convert to fraction form
    16,939,061,646.16/23,375,776,068.48 = 9,317,943,860.80/x
  3. Step 3: Cross multiply
    16,939,061,646.16x = 23,375,776,068.48 × 9,317,943,860.80
  4. Step 4: Simplify right side
    16,939,061,646.16x = 217,814,169,108,728,741,888
  5. Step 5: Solve for x
    x = 217,814,169,108,728,741,888/16,939,061,646.16
  6. Step 6: Final answer
    x = 12,858,691,565.01

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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.