Home / 1,816,661,958.96-2,506,993,116.12-981,286,538.16

Finding the Fourth Proportional to 1,816,661,958.96, 2,506,993,116.12 and 981,286,538.16

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Solution

The fourth proportional to 1,816,661,958.96, 2,506,993,116.12 and 981,286,538.16 is: 1,354,175,213.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,661,958.96 : 2,506,993,116.12 = 981,286,538.16 : x
  2. Step 2: Convert to fraction form
    1,816,661,958.96/2,506,993,116.12 = 981,286,538.16/x
  3. Step 3: Cross multiply
    1,816,661,958.96x = 2,506,993,116.12 × 981,286,538.16
  4. Step 4: Simplify right side
    1,816,661,958.96x = 2,460,078,596,108,345,344
  5. Step 5: Solve for x
    x = 2,460,078,596,108,345,344/1,816,661,958.96
  6. Step 6: Final answer
    x = 1,354,175,213.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.