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Finding the Fourth Proportional to 1,322,505,450.75, 1,824,646,585.13 and 750,194,250.58

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Solution

The fourth proportional to 1,322,505,450.75, 1,824,646,585.13 and 750,194,250.58 is: 1,035,034,960.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,505,450.75 : 1,824,646,585.13 = 750,194,250.58 : x
  2. Step 2: Convert to fraction form
    1,322,505,450.75/1,824,646,585.13 = 750,194,250.58/x
  3. Step 3: Cross multiply
    1,322,505,450.75x = 1,824,646,585.13 × 750,194,250.58
  4. Step 4: Simplify right side
    1,322,505,450.75x = 1,368,839,377,495,833,344
  5. Step 5: Solve for x
    x = 1,368,839,377,495,833,344/1,322,505,450.75
  6. Step 6: Final answer
    x = 1,035,034,960.89

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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.