Home / 13,443,795,333.09-18,554,064,399.45-7,651,507,049.19

Finding the Fourth Proportional to 13,443,795,333.09, 18,554,064,399.45 and 7,651,507,049.19

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Solution

The fourth proportional to 13,443,795,333.09, 18,554,064,399.45 and 7,651,507,049.19 is: 10,560,005,640.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443,795,333.09 : 18,554,064,399.45 = 7,651,507,049.19 : x
  2. Step 2: Convert to fraction form
    13,443,795,333.09/18,554,064,399.45 = 7,651,507,049.19/x
  3. Step 3: Cross multiply
    13,443,795,333.09x = 18,554,064,399.45 × 7,651,507,049.19
  4. Step 4: Simplify right side
    13,443,795,333.09x = 141,966,554,543,516,893,184
  5. Step 5: Solve for x
    x = 141,966,554,543,516,893,184/13,443,795,333.09
  6. Step 6: Final answer
    x = 10,560,005,640.23

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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.