Home / 13,526,631,391.68-18,666,902,653.92-7,505,245,823.04

Finding the Fourth Proportional to 13,526,631,391.68, 18,666,902,653.92 and 7,505,245,823.04

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Solution

The fourth proportional to 13,526,631,391.68, 18,666,902,653.92 and 7,505,245,823.04 is: 10,357,323,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526,631,391.68 : 18,666,902,653.92 = 7,505,245,823.04 : x
  2. Step 2: Convert to fraction form
    13,526,631,391.68/18,666,902,653.92 = 7,505,245,823.04/x
  3. Step 3: Cross multiply
    13,526,631,391.68x = 18,666,902,653.92 × 7,505,245,823.04
  4. Step 4: Simplify right side
    13,526,631,391.68x = 140,099,693,172,427,358,208
  5. Step 5: Solve for x
    x = 140,099,693,172,427,358,208/13,526,631,391.68
  6. Step 6: Final answer
    x = 10,357,323,203.07

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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.