Home / 1,090,835,454.36-1,505,309,435.40-614,514,727.56

Finding the Fourth Proportional to 1,090,835,454.36, 1,505,309,435.40 and 614,514,727.56

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Solution

The fourth proportional to 1,090,835,454.36, 1,505,309,435.40 and 614,514,727.56 is: 848,005,823.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,835,454.36 : 1,505,309,435.40 = 614,514,727.56 : x
  2. Step 2: Convert to fraction form
    1,090,835,454.36/1,505,309,435.40 = 614,514,727.56/x
  3. Step 3: Cross multiply
    1,090,835,454.36x = 1,505,309,435.40 × 614,514,727.56
  4. Step 4: Simplify right side
    1,090,835,454.36x = 925,034,817,588,328,448
  5. Step 5: Solve for x
    x = 925,034,817,588,328,448/1,090,835,454.36
  6. Step 6: Final answer
    x = 848,005,823.33

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Double scale
Find fourth proportional to 1,090,835,455.36, 1,505,309,436.78 and 614,514,728.56
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1.5x scale

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.