Home / 108,276,971,754.60-149,437,759,536.12-64,874,970,636.30

Finding the Fourth Proportional to 108,276,971,754.60, 149,437,759,536.12 and 64,874,970,636.30

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Solution

The fourth proportional to 108,276,971,754.60, 149,437,759,536.12 and 64,874,970,636.30 is: 89,536,769,497.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,276,971,754.60 : 149,437,759,536.12 = 64,874,970,636.30 : x
  2. Step 2: Convert to fraction form
    108,276,971,754.60/149,437,759,536.12 = 64,874,970,636.30/x
  3. Step 3: Cross multiply
    108,276,971,754.60x = 149,437,759,536.12 × 64,874,970,636.30
  4. Step 4: Simplify right side
    108,276,971,754.60x = 9,694,770,261,860,244,520,960
  5. Step 5: Solve for x
    x = 9,694,770,261,860,244,520,960/108,276,971,754.60
  6. Step 6: Final answer
    x = 89,536,769,497.33

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1.5x scale

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.