Home / 108,070,172.61-149,135,057.88-58,510,150.08

Finding the Fourth Proportional to 108,070,172.61, 149,135,057.88 and 58,510,150.08

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Solution

The fourth proportional to 108,070,172.61, 149,135,057.88 and 58,510,150.08 is: 80,743,043.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,070,172.61 : 149,135,057.88 = 58,510,150.08 : x
  2. Step 2: Convert to fraction form
    108,070,172.61/149,135,057.88 = 58,510,150.08/x
  3. Step 3: Cross multiply
    108,070,172.61x = 149,135,057.88 × 58,510,150.08
  4. Step 4: Simplify right side
    108,070,172.61x = 8,725,914,618,748,286
  5. Step 5: Solve for x
    x = 8,725,914,618,748,286/108,070,172.61
  6. Step 6: Final answer
    x = 80,743,043.23

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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.