Home / 107,843,539.10-161,765,308.65-82,334,371.10

Finding the Fourth Proportional to 107,843,539.10, 161,765,308.65 and 82,334,371.10

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Solution

The fourth proportional to 107,843,539.10, 161,765,308.65 and 82,334,371.10 is: 123,501,556.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,843,539.10 : 161,765,308.65 = 82,334,371.10 : x
  2. Step 2: Convert to fraction form
    107,843,539.10/161,765,308.65 = 82,334,371.10/x
  3. Step 3: Cross multiply
    107,843,539.10x = 161,765,308.65 × 82,334,371.10
  4. Step 4: Simplify right side
    107,843,539.10x = 13,318,844,953,495,140
  5. Step 5: Solve for x
    x = 13,318,844,953,495,140/107,843,539.10
  6. Step 6: Final answer
    x = 123,501,556.65

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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.