Home / 3,160,320,488.33-4,361,240,756.98-1,890,161,449.94

Finding the Fourth Proportional to 3,160,320,488.33, 4,361,240,756.98 and 1,890,161,449.94

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Solution

The fourth proportional to 3,160,320,488.33, 4,361,240,756.98 and 1,890,161,449.94 is: 2,608,421,893.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,320,488.33 : 4,361,240,756.98 = 1,890,161,449.94 : x
  2. Step 2: Convert to fraction form
    3,160,320,488.33/4,361,240,756.98 = 1,890,161,449.94/x
  3. Step 3: Cross multiply
    3,160,320,488.33x = 4,361,240,756.98 × 1,890,161,449.94
  4. Step 4: Simplify right side
    3,160,320,488.33x = 8,243,449,152,763,912,192
  5. Step 5: Solve for x
    x = 8,243,449,152,763,912,192/3,160,320,488.33
  6. Step 6: Final answer
    x = 2,608,421,893.67

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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.