Home / 1,816,672,063.14-2,507,008,455.96-981,296,641.98

Finding the Fourth Proportional to 1,816,672,063.14, 2,507,008,455.96 and 981,296,641.98

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Solution

The fourth proportional to 1,816,672,063.14, 2,507,008,455.96 and 981,296,641.98 is: 1,354,189,910.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,672,063.14 : 2,507,008,455.96 = 981,296,641.98 : x
  2. Step 2: Convert to fraction form
    1,816,672,063.14/2,507,008,455.96 = 981,296,641.98/x
  3. Step 3: Cross multiply
    1,816,672,063.14x = 2,507,008,455.96 × 981,296,641.98
  4. Step 4: Simplify right side
    1,816,672,063.14x = 2,460,118,979,249,012,736
  5. Step 5: Solve for x
    x = 2,460,118,979,249,012,736/1,816,672,063.14
  6. Step 6: Final answer
    x = 1,354,189,910.86

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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.