Home / 12,649,059,419.36-17,455,703,653.28-7,010,639,289.48

Finding the Fourth Proportional to 12,649,059,419.36, 17,455,703,653.28 and 7,010,639,289.48

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Solution

The fourth proportional to 12,649,059,419.36, 17,455,703,653.28 and 7,010,639,289.48 is: 9,674,683,136.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,649,059,419.36 : 17,455,703,653.28 = 7,010,639,289.48 : x
  2. Step 2: Convert to fraction form
    12,649,059,419.36/17,455,703,653.28 = 7,010,639,289.48/x
  3. Step 3: Cross multiply
    12,649,059,419.36x = 17,455,703,653.28 × 7,010,639,289.48
  4. Step 4: Simplify right side
    12,649,059,419.36x = 122,375,641,857,204,322,304
  5. Step 5: Solve for x
    x = 122,375,641,857,204,322,304/12,649,059,419.36
  6. Step 6: Final answer
    x = 9,674,683,136.51

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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.