Home / 1,816,671,389.55-2,507,007,524.90-981,295,963.89

Finding the Fourth Proportional to 1,816,671,389.55, 2,507,007,524.90 and 981,295,963.89

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Solution

The fourth proportional to 1,816,671,389.55, 2,507,007,524.90 and 981,295,963.89 is: 1,354,188,974.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,671,389.55 : 2,507,007,524.90 = 981,295,963.89 : x
  2. Step 2: Convert to fraction form
    1,816,671,389.55/2,507,007,524.90 = 981,295,963.89/x
  3. Step 3: Cross multiply
    1,816,671,389.55x = 2,507,007,524.90 × 981,295,963.89
  4. Step 4: Simplify right side
    1,816,671,389.55x = 2,460,116,365,621,322,240
  5. Step 5: Solve for x
    x = 2,460,116,365,621,322,240/1,816,671,389.55
  6. Step 6: Final answer
    x = 1,354,188,974.28

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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.