Home / 53,406,000.40-80,109,000.60-49,822,819.60

Finding the Fourth Proportional to 53,406,000.40, 80,109,000.60 and 49,822,819.60

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Solution

The fourth proportional to 53,406,000.40, 80,109,000.60 and 49,822,819.60 is: 74,734,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,406,000.40 : 80,109,000.60 = 49,822,819.60 : x
  2. Step 2: Convert to fraction form
    53,406,000.40/80,109,000.60 = 49,822,819.60/x
  3. Step 3: Cross multiply
    53,406,000.40x = 80,109,000.60 × 49,822,819.60
  4. Step 4: Simplify right side
    53,406,000.40x = 3,991,256,285,230,091.50
  5. Step 5: Solve for x
    x = 3,991,256,285,230,091.50/53,406,000.40
  6. Step 6: Final answer
    x = 74,734,229.40

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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.