Home / 1,179,964,823.20-1,769,947,234.80-414,059,927.20

Finding the Fourth Proportional to 1,179,964,823.20, 1,769,947,234.80 and 414,059,927.20

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Solution

The fourth proportional to 1,179,964,823.20, 1,769,947,234.80 and 414,059,927.20 is: 621,089,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,964,823.20 : 1,769,947,234.80 = 414,059,927.20 : x
  2. Step 2: Convert to fraction form
    1,179,964,823.20/1,769,947,234.80 = 414,059,927.20/x
  3. Step 3: Cross multiply
    1,179,964,823.20x = 1,769,947,234.80 × 414,059,927.20
  4. Step 4: Simplify right side
    1,179,964,823.20x = 732,864,223,189,129,216
  5. Step 5: Solve for x
    x = 732,864,223,189,129,216/1,179,964,823.20
  6. Step 6: Final answer
    x = 621,089,890.80

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1.5x scale

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.