Home / 171,242,622.88-236,314,981.20-97,905,300.64

Finding the Fourth Proportional to 171,242,622.88, 236,314,981.20 and 97,905,300.64

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Solution

The fourth proportional to 171,242,622.88, 236,314,981.20 and 97,905,300.64 is: 135,109,407.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,242,622.88 : 236,314,981.20 = 97,905,300.64 : x
  2. Step 2: Convert to fraction form
    171,242,622.88/236,314,981.20 = 97,905,300.64/x
  3. Step 3: Cross multiply
    171,242,622.88x = 236,314,981.20 × 97,905,300.64
  4. Step 4: Simplify right side
    171,242,622.88x = 23,136,489,280,121,948
  5. Step 5: Solve for x
    x = 23,136,489,280,121,948/171,242,622.88
  6. Step 6: Final answer
    x = 135,109,407.29

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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.