Home / 164,721,948.60-227,221,845.66-102,734,670.36

Finding the Fourth Proportional to 164,721,948.60, 227,221,845.66 and 102,734,670.36

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Solution

The fourth proportional to 164,721,948.60, 227,221,845.66 and 102,734,670.36 is: 141,714,942.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,721,948.60 : 227,221,845.66 = 102,734,670.36 : x
  2. Step 2: Convert to fraction form
    164,721,948.60/227,221,845.66 = 102,734,670.36/x
  3. Step 3: Cross multiply
    164,721,948.60x = 227,221,845.66 × 102,734,670.36
  4. Step 4: Simplify right side
    164,721,948.60x = 23,343,561,412,470,896
  5. Step 5: Solve for x
    x = 23,343,561,412,470,896/164,721,948.60
  6. Step 6: Final answer
    x = 141,714,942.12

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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.