Home / 673,111,804.40-1,009,667,706.60-443,340,335.60

Finding the Fourth Proportional to 673,111,804.40, 1,009,667,706.60 and 443,340,335.60

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Solution

The fourth proportional to 673,111,804.40, 1,009,667,706.60 and 443,340,335.60 is: 665,010,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,111,804.40 : 1,009,667,706.60 = 443,340,335.60 : x
  2. Step 2: Convert to fraction form
    673,111,804.40/1,009,667,706.60 = 443,340,335.60/x
  3. Step 3: Cross multiply
    673,111,804.40x = 1,009,667,706.60 × 443,340,335.60
  4. Step 4: Simplify right side
    673,111,804.40x = 447,626,419,888,526,400
  5. Step 5: Solve for x
    x = 447,626,419,888,526,400/673,111,804.40
  6. Step 6: Final answer
    x = 665,010,503.40

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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.