Home / 53,656,999.60-80,512,071.45-30,645,604.30

Finding the Fourth Proportional to 53,656,999.60, 80,512,071.45 and 30,645,604.30

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Solution

The fourth proportional to 53,656,999.60, 80,512,071.45 and 30,645,604.30 is: 45,983,582.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,656,999.60 : 80,512,071.45 = 30,645,604.30 : x
  2. Step 2: Convert to fraction form
    53,656,999.60/80,512,071.45 = 30,645,604.30/x
  3. Step 3: Cross multiply
    53,656,999.60x = 80,512,071.45 × 30,645,604.30
  4. Step 4: Simplify right side
    53,656,999.60x = 2,467,341,083,030,027.50
  5. Step 5: Solve for x
    x = 2,467,341,083,030,027.50/53,656,999.60
  6. Step 6: Final answer
    x = 45,983,582.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.