Home / 848,514,562.20-1,171,052,032.96-513,977,268.96

Finding the Fourth Proportional to 848,514,562.20, 1,171,052,032.96 and 513,977,268.96

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Solution

The fourth proportional to 848,514,562.20, 1,171,052,032.96 and 513,977,268.96 is: 709,350,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,514,562.20 : 1,171,052,032.96 = 513,977,268.96 : x
  2. Step 2: Convert to fraction form
    848,514,562.20/1,171,052,032.96 = 513,977,268.96/x
  3. Step 3: Cross multiply
    848,514,562.20x = 1,171,052,032.96 × 513,977,268.96
  4. Step 4: Simplify right side
    848,514,562.20x = 601,894,125,711,504,768
  5. Step 5: Solve for x
    x = 601,894,125,711,504,768/848,514,562.20
  6. Step 6: Final answer
    x = 709,350,378.33

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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.