Home / 661,970,999,828.16-992,956,512,879.36-158,893,388,044.20

Finding the Fourth Proportional to 661,970,999,828.16, 992,956,512,879.36 and 158,893,388,044.20

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Solution

The fourth proportional to 661,970,999,828.16, 992,956,512,879.36 and 158,893,388,044.20 is: 238,340,085,219.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,970,999,828.16 : 992,956,512,879.36 = 158,893,388,044.20 : x
  2. Step 2: Convert to fraction form
    661,970,999,828.16/992,956,512,879.36 = 158,893,388,044.20/x
  3. Step 3: Cross multiply
    661,970,999,828.16x = 992,956,512,879.36 × 158,893,388,044.20
  4. Step 4: Simplify right side
    661,970,999,828.16x = 157,774,224,511,955,837,648,896
  5. Step 5: Solve for x
    x = 157,774,224,511,955,837,648,896/661,970,999,828.16
  6. Step 6: Final answer
    x = 238,340,085,219.61

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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.