Home / 2,097,957,421.85-2,895,190,489.31-1,158,167,786.27

Finding the Fourth Proportional to 2,097,957,421.85, 2,895,190,489.31 and 1,158,167,786.27

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Solution

The fourth proportional to 2,097,957,421.85, 2,895,190,489.31 and 1,158,167,786.27 is: 1,598,276,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,957,421.85 : 2,895,190,489.31 = 1,158,167,786.27 : x
  2. Step 2: Convert to fraction form
    2,097,957,421.85/2,895,190,489.31 = 1,158,167,786.27/x
  3. Step 3: Cross multiply
    2,097,957,421.85x = 2,895,190,489.31 × 1,158,167,786.27
  4. Step 4: Simplify right side
    2,097,957,421.85x = 3,353,116,359,813,854,208
  5. Step 5: Solve for x
    x = 3,353,116,359,813,854,208/2,097,957,421.85
  6. Step 6: Final answer
    x = 1,598,276,649.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.