Home / 13,443,797,099.36-18,554,066,833.79-7,651,508,815.25

Finding the Fourth Proportional to 13,443,797,099.36, 18,554,066,833.79 and 7,651,508,815.25

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Solution

The fourth proportional to 13,443,797,099.36, 18,554,066,833.79 and 7,651,508,815.25 is: 10,560,008,075.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443,797,099.36 : 18,554,066,833.79 = 7,651,508,815.25 : x
  2. Step 2: Convert to fraction form
    13,443,797,099.36/18,554,066,833.79 = 7,651,508,815.25/x
  3. Step 3: Cross multiply
    13,443,797,099.36x = 18,554,066,833.79 × 7,651,508,815.25
  4. Step 4: Simplify right side
    13,443,797,099.36x = 141,966,605,937,481,842,688
  5. Step 5: Solve for x
    x = 141,966,605,937,481,842,688/13,443,797,099.36
  6. Step 6: Final answer
    x = 10,560,008,075.71

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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.