Home / 2,192,221,130.86-3,288,166,308.87-698,192,301.70

Finding the Fourth Proportional to 2,192,221,130.86, 3,288,166,308.87 and 698,192,301.70

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Solution

The fourth proportional to 2,192,221,130.86, 3,288,166,308.87 and 698,192,301.70 is: 1,047,235,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,221,130.86 : 3,288,166,308.87 = 698,192,301.70 : x
  2. Step 2: Convert to fraction form
    2,192,221,130.86/3,288,166,308.87 = 698,192,301.70/x
  3. Step 3: Cross multiply
    2,192,221,130.86x = 3,288,166,308.87 × 698,192,301.70
  4. Step 4: Simplify right side
    2,192,221,130.86x = 2,295,772,403,562,338,560
  5. Step 5: Solve for x
    x = 2,295,772,403,562,338,560/2,192,221,130.86
  6. Step 6: Final answer
    x = 1,047,235,778.93

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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.