Home / 2,758,441,211.98-3,808,817,821.64-2,220,885,311.38

Finding the Fourth Proportional to 2,758,441,211.98, 3,808,817,821.64 and 2,220,885,311.38

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Solution

The fourth proportional to 2,758,441,211.98, 3,808,817,821.64 and 2,220,885,311.38 is: 3,066,568,001.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,441,211.98 : 3,808,817,821.64 = 2,220,885,311.38 : x
  2. Step 2: Convert to fraction form
    2,758,441,211.98/3,808,817,821.64 = 2,220,885,311.38/x
  3. Step 3: Cross multiply
    2,758,441,211.98x = 3,808,817,821.64 × 2,220,885,311.38
  4. Step 4: Simplify right side
    2,758,441,211.98x = 8,458,947,553,802,644,480
  5. Step 5: Solve for x
    x = 8,458,947,553,802,644,480/2,758,441,211.98
  6. Step 6: Final answer
    x = 3,066,568,001.18

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1.5x scale

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.