Home / 2,988,678,811,309.70-4,124,380,736,962.20-1,618,456,626,311.50

Finding the Fourth Proportional to 2,988,678,811,309.70, 4,124,380,736,962.20 and 1,618,456,626,311.50

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Solution

The fourth proportional to 2,988,678,811,309.70, 4,124,380,736,962.20 and 1,618,456,626,311.50 is: 2,233,472,298,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,678,811,309.70 : 4,124,380,736,962.20 = 1,618,456,626,311.50 : x
  2. Step 2: Convert to fraction form
    2,988,678,811,309.70/4,124,380,736,962.20 = 1,618,456,626,311.50/x
  3. Step 3: Cross multiply
    2,988,678,811,309.70x = 4,124,380,736,962.20 × 1,618,456,626,311.50
  4. Step 4: Simplify right side
    2,988,678,811,309.70x = 6,675,131,333,167,980,394,577,920
  5. Step 5: Solve for x
    x = 6,675,131,333,167,980,394,577,920/2,988,678,811,309.70
  6. Step 6: Final answer
    x = 2,233,472,298,163.35

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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.