Home / 3,937,010,492.80-5,905,515,739.20-3,637,702,921.60

Finding the Fourth Proportional to 3,937,010,492.80, 5,905,515,739.20 and 3,637,702,921.60

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Solution

The fourth proportional to 3,937,010,492.80, 5,905,515,739.20 and 3,637,702,921.60 is: 5,456,554,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,010,492.80 : 5,905,515,739.20 = 3,637,702,921.60 : x
  2. Step 2: Convert to fraction form
    3,937,010,492.80/5,905,515,739.20 = 3,637,702,921.60/x
  3. Step 3: Cross multiply
    3,937,010,492.80x = 5,905,515,739.20 × 3,637,702,921.60
  4. Step 4: Simplify right side
    3,937,010,492.80x = 21,482,511,858,042,621,952
  5. Step 5: Solve for x
    x = 21,482,511,858,042,621,952/3,937,010,492.80
  6. Step 6: Final answer
    x = 5,456,554,382.40

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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.