Home / 1,348,056,016.40-2,022,084,024.60-378,707,632.40

Finding the Fourth Proportional to 1,348,056,016.40, 2,022,084,024.60 and 378,707,632.40

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Solution

The fourth proportional to 1,348,056,016.40, 2,022,084,024.60 and 378,707,632.40 is: 568,061,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,056,016.40 : 2,022,084,024.60 = 378,707,632.40 : x
  2. Step 2: Convert to fraction form
    1,348,056,016.40/2,022,084,024.60 = 378,707,632.40/x
  3. Step 3: Cross multiply
    1,348,056,016.40x = 2,022,084,024.60 × 378,707,632.40
  4. Step 4: Simplify right side
    1,348,056,016.40x = 765,778,653,470,129,280
  5. Step 5: Solve for x
    x = 765,778,653,470,129,280/1,348,056,016.40
  6. Step 6: Final answer
    x = 568,061,448.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.