Home / 2,218,993,355.10-3,328,409,306.41-666,244,320.33

Finding the Fourth Proportional to 2,218,993,355.10, 3,328,409,306.41 and 666,244,320.33

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Solution

The fourth proportional to 2,218,993,355.10, 3,328,409,306.41 and 666,244,320.33 is: 999,342,242.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,993,355.10 : 3,328,409,306.41 = 666,244,320.33 : x
  2. Step 2: Convert to fraction form
    2,218,993,355.10/3,328,409,306.41 = 666,244,320.33/x
  3. Step 3: Cross multiply
    2,218,993,355.10x = 3,328,409,306.41 × 666,244,320.33
  4. Step 4: Simplify right side
    2,218,993,355.10x = 2,217,533,796,129,177,088
  5. Step 5: Solve for x
    x = 2,217,533,796,129,177,088/2,218,993,355.10
  6. Step 6: Final answer
    x = 999,342,242.75

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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.