Home / 340,514,661,019.93-510,772,483,116.68-139,056,396,164.62

Finding the Fourth Proportional to 340,514,661,019.93, 510,772,483,116.68 and 139,056,396,164.62

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Solution

The fourth proportional to 340,514,661,019.93, 510,772,483,116.68 and 139,056,396,164.62 is: 208,584,794,996.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,514,661,019.93 : 510,772,483,116.68 = 139,056,396,164.62 : x
  2. Step 2: Convert to fraction form
    340,514,661,019.93/510,772,483,116.68 = 139,056,396,164.62/x
  3. Step 3: Cross multiply
    340,514,661,019.93x = 510,772,483,116.68 × 139,056,396,164.62
  4. Step 4: Simplify right side
    340,514,661,019.93x = 71,026,180,762,259,729,416,192
  5. Step 5: Solve for x
    x = 71,026,180,762,259,729,416,192/340,514,661,019.93
  6. Step 6: Final answer
    x = 208,584,794,996.84

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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.