Home / 21,508,695,447,435-29,682,089,145,556-11,631,938,935,792

Finding the Fourth Proportional to 21,508,695,447,435, 29,682,089,145,556 and 11,631,938,935,792

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Solution

The fourth proportional to 21,508,695,447,435, 29,682,089,145,556 and 11,631,938,935,792 is: 16,052,124,094,258.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,508,695,447,435 : 29,682,089,145,556 = 11,631,938,935,792 : x
  2. Step 2: Convert to fraction form
    21,508,695,447,435/29,682,089,145,556 = 11,631,938,935,792/x
  3. Step 3: Cross multiply
    21,508,695,447,435x = 29,682,089,145,556 × 11,631,938,935,792
  4. Step 4: Simplify right side
    21,508,695,447,435x = 345,260,248,427,841,903,457,730,560
  5. Step 5: Solve for x
    x = 345,260,248,427,841,903,457,730,560/21,508,695,447,435
  6. Step 6: Final answer
    x = 16,052,124,094,258.61

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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.