Home / 2,588,923,536.40-3,883,457,660.13-842,126,279.43

Finding the Fourth Proportional to 2,588,923,536.40, 3,883,457,660.13 and 842,126,279.43

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Solution

The fourth proportional to 2,588,923,536.40, 3,883,457,660.13 and 842,126,279.43 is: 1,263,212,954.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,923,536.40 : 3,883,457,660.13 = 842,126,279.43 : x
  2. Step 2: Convert to fraction form
    2,588,923,536.40/3,883,457,660.13 = 842,126,279.43/x
  3. Step 3: Cross multiply
    2,588,923,536.40x = 3,883,457,660.13 × 842,126,279.43
  4. Step 4: Simplify right side
    2,588,923,536.40x = 3,270,361,750,663,773,696
  5. Step 5: Solve for x
    x = 3,270,361,750,663,773,696/2,588,923,536.40
  6. Step 6: Final answer
    x = 1,263,212,954.99

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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.