Home / 2,847,689,174,345.80-3,930,147,958,815.60-1,691,566,779,605.40

Finding the Fourth Proportional to 2,847,689,174,345.80, 3,930,147,958,815.60 and 1,691,566,779,605.40

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Solution

The fourth proportional to 2,847,689,174,345.80, 3,930,147,958,815.60 and 1,691,566,779,605.40 is: 2,334,562,278,059.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,689,174,345.80 : 3,930,147,958,815.60 = 1,691,566,779,605.40 : x
  2. Step 2: Convert to fraction form
    2,847,689,174,345.80/3,930,147,958,815.60 = 1,691,566,779,605.40/x
  3. Step 3: Cross multiply
    2,847,689,174,345.80x = 3,930,147,958,815.60 × 1,691,566,779,605.40
  4. Step 4: Simplify right side
    2,847,689,174,345.80x = 6,648,107,726,066,440,783,003,648
  5. Step 5: Solve for x
    x = 6,648,107,726,066,440,783,003,648/2,847,689,174,345.80
  6. Step 6: Final answer
    x = 2,334,562,278,059.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.