Home / 2,985,985,985.40-4,170,705,791.40-2,985,985,985.40

Finding the Fourth Proportional to 2,985,985,985.40, 4,170,705,791.40 and 2,985,985,985.40

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Solution

The fourth proportional to 2,985,985,985.40, 4,170,705,791.40 and 2,985,985,985.40 is: 4,170,705,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,985,985.40 : 4,170,705,791.40 = 2,985,985,985.40 : x
  2. Step 2: Convert to fraction form
    2,985,985,985.40/4,170,705,791.40 = 2,985,985,985.40/x
  3. Step 3: Cross multiply
    2,985,985,985.40x = 4,170,705,791.40 × 2,985,985,985.40
  4. Step 4: Simplify right side
    2,985,985,985.40x = 12,453,669,042,347,016,192
  5. Step 5: Solve for x
    x = 12,453,669,042,347,016,192/2,985,985,985.40
  6. Step 6: Final answer
    x = 4,170,705,791.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.