Home / 107,611,511.40-161,842,419.90-96,557,538.60

Finding the Fourth Proportional to 107,611,511.40, 161,842,419.90 and 96,557,538.60

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Solution

The fourth proportional to 107,611,511.40, 161,842,419.90 and 96,557,538.60 is: 145,217,788.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,611,511.40 : 161,842,419.90 = 96,557,538.60 : x
  2. Step 2: Convert to fraction form
    107,611,511.40/161,842,419.90 = 96,557,538.60/x
  3. Step 3: Cross multiply
    107,611,511.40x = 161,842,419.90 × 96,557,538.60
  4. Step 4: Simplify right side
    107,611,511.40x = 15,627,105,706,611,658
  5. Step 5: Solve for x
    x = 15,627,105,706,611,658/107,611,511.40
  6. Step 6: Final answer
    x = 145,217,788.54

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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.