Home / 1,347,408,002.70-2,021,112,004.05-766,932,713.10

Finding the Fourth Proportional to 1,347,408,002.70, 2,021,112,004.05 and 766,932,713.10

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Solution

The fourth proportional to 1,347,408,002.70, 2,021,112,004.05 and 766,932,713.10 is: 1,150,399,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,408,002.70 : 2,021,112,004.05 = 766,932,713.10 : x
  2. Step 2: Convert to fraction form
    1,347,408,002.70/2,021,112,004.05 = 766,932,713.10/x
  3. Step 3: Cross multiply
    1,347,408,002.70x = 2,021,112,004.05 × 766,932,713.10
  4. Step 4: Simplify right side
    1,347,408,002.70x = 1,550,056,912,745,044,736
  5. Step 5: Solve for x
    x = 1,550,056,912,745,044,736/1,347,408,002.70
  6. Step 6: Final answer
    x = 1,150,399,069.65

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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.