Home / 7,786,842,314.09-11,680,263,606.06-1,891,361,824.40

Finding the Fourth Proportional to 7,786,842,314.09, 11,680,263,606.06 and 1,891,361,824.40

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Solution

The fourth proportional to 7,786,842,314.09, 11,680,263,606.06 and 1,891,361,824.40 is: 2,837,042,769.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786,842,314.09 : 11,680,263,606.06 = 1,891,361,824.40 : x
  2. Step 2: Convert to fraction form
    7,786,842,314.09/11,680,263,606.06 = 1,891,361,824.40/x
  3. Step 3: Cross multiply
    7,786,842,314.09x = 11,680,263,606.06 × 1,891,361,824.40
  4. Step 4: Simplify right side
    7,786,842,314.09x = 22,091,604,683,459,764,224
  5. Step 5: Solve for x
    x = 22,091,604,683,459,764,224/7,786,842,314.09
  6. Step 6: Final answer
    x = 2,837,042,769.38

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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.