Home / 164,943,686.32-227,622,819-91,604,828.32

Finding the Fourth Proportional to 164,943,686.32, 227,622,819 and 91,604,828.32

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Solution

The fourth proportional to 164,943,686.32, 227,622,819 and 91,604,828.32 is: 126,414,958.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,943,686.32 : 227,622,819 = 91,604,828.32 : x
  2. Step 2: Convert to fraction form
    164,943,686.32/227,622,819 = 91,604,828.32/x
  3. Step 3: Cross multiply
    164,943,686.32x = 227,622,819 × 91,604,828.32
  4. Step 4: Simplify right side
    164,943,686.32x = 20,851,349,256,209,432
  5. Step 5: Solve for x
    x = 20,851,349,256,209,432/164,943,686.32
  6. Step 6: Final answer
    x = 126,414,958.47

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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.