Home / 164,645,930.88-227,211,709.40-90,307,096.52

Finding the Fourth Proportional to 164,645,930.88, 227,211,709.40 and 90,307,096.52

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Solution

The fourth proportional to 164,645,930.88, 227,211,709.40 and 90,307,096.52 is: 124,623,971.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,645,930.88 : 227,211,709.40 = 90,307,096.52 : x
  2. Step 2: Convert to fraction form
    164,645,930.88/227,211,709.40 = 90,307,096.52/x
  3. Step 3: Cross multiply
    164,645,930.88x = 227,211,709.40 × 90,307,096.52
  4. Step 4: Simplify right side
    164,645,930.88x = 20,518,829,771,259,992
  5. Step 5: Solve for x
    x = 20,518,829,771,259,992/164,645,930.88
  6. Step 6: Final answer
    x = 124,623,971.34

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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.