Home / 6,401,788,125.40-9,608,056,959.30-2,913,561,616.60

Finding the Fourth Proportional to 6,401,788,125.40, 9,608,056,959.30 and 2,913,561,616.60

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Solution

The fourth proportional to 6,401,788,125.40, 9,608,056,959.30 and 2,913,561,616.60 is: 4,372,788,573.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401,788,125.40 : 9,608,056,959.30 = 2,913,561,616.60 : x
  2. Step 2: Convert to fraction form
    6,401,788,125.40/9,608,056,959.30 = 2,913,561,616.60/x
  3. Step 3: Cross multiply
    6,401,788,125.40x = 9,608,056,959.30 × 2,913,561,616.60
  4. Step 4: Simplify right side
    6,401,788,125.40x = 27,993,665,966,722,985,984
  5. Step 5: Solve for x
    x = 27,993,665,966,722,985,984/6,401,788,125.40
  6. Step 6: Final answer
    x = 4,372,788,573.81

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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.