Home / 2,379,456,339.70-3,569,184,509.55-2,218,213,203.70

Finding the Fourth Proportional to 2,379,456,339.70, 3,569,184,509.55 and 2,218,213,203.70

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Solution

The fourth proportional to 2,379,456,339.70, 3,569,184,509.55 and 2,218,213,203.70 is: 3,327,319,805.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,456,339.70 : 3,569,184,509.55 = 2,218,213,203.70 : x
  2. Step 2: Convert to fraction form
    2,379,456,339.70/3,569,184,509.55 = 2,218,213,203.70/x
  3. Step 3: Cross multiply
    2,379,456,339.70x = 3,569,184,509.55 × 2,218,213,203.70
  4. Step 4: Simplify right side
    2,379,456,339.70x = 7,917,212,205,525,318,656
  5. Step 5: Solve for x
    x = 7,917,212,205,525,318,656/2,379,456,339.70
  6. Step 6: Final answer
    x = 3,327,319,805.55

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Double scale
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1.5x scale

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.