Home / 340,514,660,974.66-510,772,483,048.77-139,056,396,119.35

Finding the Fourth Proportional to 340,514,660,974.66, 510,772,483,048.77 and 139,056,396,119.35

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Solution

The fourth proportional to 340,514,660,974.66, 510,772,483,048.77 and 139,056,396,119.35 is: 208,584,794,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,514,660,974.66 : 510,772,483,048.77 = 139,056,396,119.35 : x
  2. Step 2: Convert to fraction form
    340,514,660,974.66/510,772,483,048.77 = 139,056,396,119.35/x
  3. Step 3: Cross multiply
    340,514,660,974.66x = 510,772,483,048.77 × 139,056,396,119.35
  4. Step 4: Simplify right side
    340,514,660,974.66x = 71,026,180,729,693,752,262,656
  5. Step 5: Solve for x
    x = 71,026,180,729,693,752,262,656/340,514,660,974.66
  6. Step 6: Final answer
    x = 208,584,794,928.93

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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.