Home / 108,081,407.79-162,097,799.67-49,733,116.56

Finding the Fourth Proportional to 108,081,407.79, 162,097,799.67 and 49,733,116.56

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Solution

The fourth proportional to 108,081,407.79, 162,097,799.67 and 49,733,116.56 is: 74,588,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,081,407.79 : 162,097,799.67 = 49,733,116.56 : x
  2. Step 2: Convert to fraction form
    108,081,407.79/162,097,799.67 = 49,733,116.56/x
  3. Step 3: Cross multiply
    108,081,407.79x = 162,097,799.67 × 49,733,116.56
  4. Step 4: Simplify right side
    108,081,407.79x = 8,061,628,765,107,639
  5. Step 5: Solve for x
    x = 8,061,628,765,107,639/108,081,407.79
  6. Step 6: Final answer
    x = 74,588,487.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.