Home / 2,985,985,992.90-4,170,705,801.90-2,985,985,992.90

Finding the Fourth Proportional to 2,985,985,992.90, 4,170,705,801.90 and 2,985,985,992.90

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Solution

The fourth proportional to 2,985,985,992.90, 4,170,705,801.90 and 2,985,985,992.90 is: 4,170,705,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,985,992.90 : 4,170,705,801.90 = 2,985,985,992.90 : x
  2. Step 2: Convert to fraction form
    2,985,985,992.90/4,170,705,801.90 = 2,985,985,992.90/x
  3. Step 3: Cross multiply
    2,985,985,992.90x = 4,170,705,801.90 × 2,985,985,992.90
  4. Step 4: Simplify right side
    2,985,985,992.90x = 12,453,669,104,980,162,560
  5. Step 5: Solve for x
    x = 12,453,669,104,980,162,560/2,985,985,992.90
  6. Step 6: Final answer
    x = 4,170,705,801.90

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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.