Home / 830,305,544,817.65-1,245,332,477,005.90-225,977,843,020.62

Finding the Fourth Proportional to 830,305,544,817.65, 1,245,332,477,005.90 and 225,977,843,020.62

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Solution

The fourth proportional to 830,305,544,817.65, 1,245,332,477,005.90 and 225,977,843,020.62 is: 338,932,515,570.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,305,544,817.65 : 1,245,332,477,005.90 = 225,977,843,020.62 : x
  2. Step 2: Convert to fraction form
    830,305,544,817.65/1,245,332,477,005.90 = 225,977,843,020.62/x
  3. Step 3: Cross multiply
    830,305,544,817.65x = 1,245,332,477,005.90 × 225,977,843,020.62
  4. Step 4: Simplify right side
    830,305,544,817.65x = 281,417,546,997,319,107,346,432
  5. Step 5: Solve for x
    x = 281,417,546,997,319,107,346,432/830,305,544,817.65
  6. Step 6: Final answer
    x = 338,932,515,570.67

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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.