Home / 1,480,827,879.04-2,220,794,612.16-445,413,896.32

Finding the Fourth Proportional to 1,480,827,879.04, 2,220,794,612.16 and 445,413,896.32

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Solution

The fourth proportional to 1,480,827,879.04, 2,220,794,612.16 and 445,413,896.32 is: 667,986,330.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,827,879.04 : 2,220,794,612.16 = 445,413,896.32 : x
  2. Step 2: Convert to fraction form
    1,480,827,879.04/2,220,794,612.16 = 445,413,896.32/x
  3. Step 3: Cross multiply
    1,480,827,879.04x = 2,220,794,612.16 × 445,413,896.32
  4. Step 4: Simplify right side
    1,480,827,879.04x = 989,172,781,128,648,704
  5. Step 5: Solve for x
    x = 989,172,781,128,648,704/1,480,827,879.04
  6. Step 6: Final answer
    x = 667,986,330.57

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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.