Home / 1,276,028,563,301.60-1,760,924,722,786.60-690,078,408,926

Finding the Fourth Proportional to 1,276,028,563,301.60, 1,760,924,722,786.60 and 690,078,408,926

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Solution

The fourth proportional to 1,276,028,563,301.60, 1,760,924,722,786.60 and 690,078,408,926 is: 952,311,073,503.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,028,563,301.60 : 1,760,924,722,786.60 = 690,078,408,926 : x
  2. Step 2: Convert to fraction form
    1,276,028,563,301.60/1,760,924,722,786.60 = 690,078,408,926/x
  3. Step 3: Cross multiply
    1,276,028,563,301.60x = 1,760,924,722,786.60 × 690,078,408,926
  4. Step 4: Simplify right side
    1,276,028,563,301.60x = 1,215,176,130,939,034,554,859,520
  5. Step 5: Solve for x
    x = 1,215,176,130,939,034,554,859,520/1,276,028,563,301.60
  6. Step 6: Final answer
    x = 952,311,073,503.63

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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.