Home / 164,645,938.92-227,211,720.48-90,307,104.54

Finding the Fourth Proportional to 164,645,938.92, 227,211,720.48 and 90,307,104.54

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Solution

The fourth proportional to 164,645,938.92, 227,211,720.48 and 90,307,104.54 is: 124,623,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,645,938.92 : 227,211,720.48 = 90,307,104.54 : x
  2. Step 2: Convert to fraction form
    164,645,938.92/227,211,720.48 = 90,307,104.54/x
  3. Step 3: Cross multiply
    164,645,938.92x = 227,211,720.48 × 90,307,104.54
  4. Step 4: Simplify right side
    164,645,938.92x = 20,518,832,594,100,620
  5. Step 5: Solve for x
    x = 20,518,832,594,100,620/164,645,938.92
  6. Step 6: Final answer
    x = 124,623,982.40

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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.