Home / 340,514,660,984.48-510,772,483,063.70-139,056,396,129.36

Finding the Fourth Proportional to 340,514,660,984.48, 510,772,483,063.70 and 139,056,396,129.36

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Solution

The fourth proportional to 340,514,660,984.48, 510,772,483,063.70 and 139,056,396,129.36 is: 208,584,794,944.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,514,660,984.48 : 510,772,483,063.70 = 139,056,396,129.36 : x
  2. Step 2: Convert to fraction form
    340,514,660,984.48/510,772,483,063.70 = 139,056,396,129.36/x
  3. Step 3: Cross multiply
    340,514,660,984.48x = 510,772,483,063.70 × 139,056,396,129.36
  4. Step 4: Simplify right side
    340,514,660,984.48x = 71,026,180,736,882,680,266,752
  5. Step 5: Solve for x
    x = 71,026,180,736,882,680,266,752/340,514,660,984.48
  6. Step 6: Final answer
    x = 208,584,794,944.03

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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.