Home / 2,379,456,074.20-3,569,184,111.30-2,218,212,938.20

Finding the Fourth Proportional to 2,379,456,074.20, 3,569,184,111.30 and 2,218,212,938.20

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Solution

The fourth proportional to 2,379,456,074.20, 3,569,184,111.30 and 2,218,212,938.20 is: 3,327,319,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,456,074.20 : 3,569,184,111.30 = 2,218,212,938.20 : x
  2. Step 2: Convert to fraction form
    2,379,456,074.20/3,569,184,111.30 = 2,218,212,938.20/x
  3. Step 3: Cross multiply
    2,379,456,074.20x = 3,569,184,111.30 × 2,218,212,938.20
  4. Step 4: Simplify right side
    2,379,456,074.20x = 7,917,210,374,503,528,448
  5. Step 5: Solve for x
    x = 7,917,210,374,503,528,448/2,379,456,074.20
  6. Step 6: Final answer
    x = 3,327,319,407.30

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Double scale
Find fourth proportional to 2,379,456,075.20, 3,569,184,112.80 and 2,218,212,939.20
Similar ratio
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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.