Home / 673,086,311,259.87-1,009,691,533,338.30-219,807,590,890.65

Finding the Fourth Proportional to 673,086,311,259.87, 1,009,691,533,338.30 and 219,807,590,890.65

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Solution

The fourth proportional to 673,086,311,259.87, 1,009,691,533,338.30 and 219,807,590,890.65 is: 329,731,655,172.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,086,311,259.87 : 1,009,691,533,338.30 = 219,807,590,890.65 : x
  2. Step 2: Convert to fraction form
    673,086,311,259.87/1,009,691,533,338.30 = 219,807,590,890.65/x
  3. Step 3: Cross multiply
    673,086,311,259.87x = 1,009,691,533,338.30 × 219,807,590,890.65
  4. Step 4: Simplify right side
    673,086,311,259.87x = 221,937,863,485,778,143,739,904
  5. Step 5: Solve for x
    x = 221,937,863,485,778,143,739,904/673,086,311,259.87
  6. Step 6: Final answer
    x = 329,731,655,172.66

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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.