Home / 6,405,806,333.92-9,606,853,525.20-1,923,720,141.28

Finding the Fourth Proportional to 6,405,806,333.92, 9,606,853,525.20 and 1,923,720,141.28

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Solution

The fourth proportional to 6,405,806,333.92, 9,606,853,525.20 and 1,923,720,141.28 is: 2,885,022,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405,806,333.92 : 9,606,853,525.20 = 1,923,720,141.28 : x
  2. Step 2: Convert to fraction form
    6,405,806,333.92/9,606,853,525.20 = 1,923,720,141.28/x
  3. Step 3: Cross multiply
    6,405,806,333.92x = 9,606,853,525.20 × 1,923,720,141.28
  4. Step 4: Simplify right side
    6,405,806,333.92x = 18,480,897,620,754,010,112
  5. Step 5: Solve for x
    x = 18,480,897,620,754,010,112/6,405,806,333.92
  6. Step 6: Final answer
    x = 2,885,022,846.05

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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.