Home / 28,701,913,052.24-43,074,844,073.20-12,991,770,317.60

Finding the Fourth Proportional to 28,701,913,052.24, 43,074,844,073.20 and 12,991,770,317.60

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Solution

The fourth proportional to 28,701,913,052.24, 43,074,844,073.20 and 12,991,770,317.60 is: 19,497,602,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,701,913,052.24 : 43,074,844,073.20 = 12,991,770,317.60 : x
  2. Step 2: Convert to fraction form
    28,701,913,052.24/43,074,844,073.20 = 12,991,770,317.60/x
  3. Step 3: Cross multiply
    28,701,913,052.24x = 43,074,844,073.20 × 12,991,770,317.60
  4. Step 4: Simplify right side
    28,701,913,052.24x = 559,618,480,665,448,022,016
  5. Step 5: Solve for x
    x = 559,618,480,665,448,022,016/28,701,913,052.24
  6. Step 6: Final answer
    x = 19,497,602,116.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.