Home / 1,816,770,675.04-2,507,145,763.12-981,395,245.64

Finding the Fourth Proportional to 1,816,770,675.04, 2,507,145,763.12 and 981,395,245.64

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Solution

The fourth proportional to 1,816,770,675.04, 2,507,145,763.12 and 981,395,245.64 is: 1,354,326,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,770,675.04 : 2,507,145,763.12 = 981,395,245.64 : x
  2. Step 2: Convert to fraction form
    1,816,770,675.04/2,507,145,763.12 = 981,395,245.64/x
  3. Step 3: Cross multiply
    1,816,770,675.04x = 2,507,145,763.12 × 981,395,245.64
  4. Step 4: Simplify right side
    1,816,770,675.04x = 2,460,500,932,056,251,904
  5. Step 5: Solve for x
    x = 2,460,500,932,056,251,904/1,816,770,675.04
  6. Step 6: Final answer
    x = 1,354,326,644.45

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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.