Home / 2,985,985,674.30-4,478,978,511.45-2,985,985,674.30

Finding the Fourth Proportional to 2,985,985,674.30, 4,478,978,511.45 and 2,985,985,674.30

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Solution

The fourth proportional to 2,985,985,674.30, 4,478,978,511.45 and 2,985,985,674.30 is: 4,478,978,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,985,674.30 : 4,478,978,511.45 = 2,985,985,674.30 : x
  2. Step 2: Convert to fraction form
    2,985,985,674.30/4,478,978,511.45 = 2,985,985,674.30/x
  3. Step 3: Cross multiply
    2,985,985,674.30x = 4,478,978,511.45 × 2,985,985,674.30
  4. Step 4: Simplify right side
    2,985,985,674.30x = 13,374,165,670,687,238,144
  5. Step 5: Solve for x
    x = 13,374,165,670,687,238,144/2,985,985,674.30
  6. Step 6: Final answer
    x = 4,478,978,511.45

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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.