Home / 164,721,947.60-227,221,844.28-102,734,669.36

Finding the Fourth Proportional to 164,721,947.60, 227,221,844.28 and 102,734,669.36

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Solution

The fourth proportional to 164,721,947.60, 227,221,844.28 and 102,734,669.36 is: 141,714,940.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,721,947.60 : 227,221,844.28 = 102,734,669.36 : x
  2. Step 2: Convert to fraction form
    164,721,947.60/227,221,844.28 = 102,734,669.36/x
  3. Step 3: Cross multiply
    164,721,947.60x = 227,221,844.28 × 102,734,669.36
  4. Step 4: Simplify right side
    164,721,947.60x = 23,343,561,043,475,208
  5. Step 5: Solve for x
    x = 23,343,561,043,475,208/164,721,947.60
  6. Step 6: Final answer
    x = 141,714,940.74

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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.