Home / 8,028,971,769.80-11,079,331,450.98-4,642,098,359.32

Finding the Fourth Proportional to 8,028,971,769.80, 11,079,331,450.98 and 4,642,098,359.32

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Solution

The fourth proportional to 8,028,971,769.80, 11,079,331,450.98 and 4,642,098,359.32 is: 6,405,720,162.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028,971,769.80 : 11,079,331,450.98 = 4,642,098,359.32 : x
  2. Step 2: Convert to fraction form
    8,028,971,769.80/11,079,331,450.98 = 4,642,098,359.32/x
  3. Step 3: Cross multiply
    8,028,971,769.80x = 11,079,331,450.98 × 4,642,098,359.32
  4. Step 4: Simplify right side
    8,028,971,769.80x = 51,431,346,350,956,724,224
  5. Step 5: Solve for x
    x = 51,431,346,350,956,724,224/8,028,971,769.80
  6. Step 6: Final answer
    x = 6,405,720,162.63

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1.5x scale

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.