Home / 13,966,943,894.03-19,299,595,009.42-9,945,632,721.56

Finding the Fourth Proportional to 13,966,943,894.03, 19,299,595,009.42 and 9,945,632,721.56

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Solution

The fourth proportional to 13,966,943,894.03, 19,299,595,009.42 and 9,945,632,721.56 is: 13,742,926,519.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966,943,894.03 : 19,299,595,009.42 = 9,945,632,721.56 : x
  2. Step 2: Convert to fraction form
    13,966,943,894.03/19,299,595,009.42 = 9,945,632,721.56/x
  3. Step 3: Cross multiply
    13,966,943,894.03x = 19,299,595,009.42 × 9,945,632,721.56
  4. Step 4: Simplify right side
    13,966,943,894.03x = 191,946,683,638,467,035,136
  5. Step 5: Solve for x
    x = 191,946,683,638,467,035,136/13,966,943,894.03
  6. Step 6: Final answer
    x = 13,742,926,519.56

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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.