Home / 164,632,959.80-227,194,605.30-90,294,052.31

Finding the Fourth Proportional to 164,632,959.80, 227,194,605.30 and 90,294,052.31

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Solution

The fourth proportional to 164,632,959.80, 227,194,605.30 and 90,294,052.31 is: 124,606,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,632,959.80 : 227,194,605.30 = 90,294,052.31 : x
  2. Step 2: Convert to fraction form
    164,632,959.80/227,194,605.30 = 90,294,052.31/x
  3. Step 3: Cross multiply
    164,632,959.80x = 227,194,605.30 × 90,294,052.31
  4. Step 4: Simplify right side
    164,632,959.80x = 20,514,321,575,439,628
  5. Step 5: Solve for x
    x = 20,514,321,575,439,628/164,632,959.80
  6. Step 6: Final answer
    x = 124,606,406.88

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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.