Home / 126,012,997.60-188,795,547.60-108,097,093.60

Finding the Fourth Proportional to 126,012,997.60, 188,795,547.60 and 108,097,093.60

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Solution

The fourth proportional to 126,012,997.60, 188,795,547.60 and 108,097,093.60 is: 161,953,531.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,012,997.60 : 188,795,547.60 = 108,097,093.60 : x
  2. Step 2: Convert to fraction form
    126,012,997.60/188,795,547.60 = 108,097,093.60/x
  3. Step 3: Cross multiply
    126,012,997.60x = 188,795,547.60 × 108,097,093.60
  4. Step 4: Simplify right side
    126,012,997.60x = 20,408,249,980,180,452
  5. Step 5: Solve for x
    x = 20,408,249,980,180,452/126,012,997.60
  6. Step 6: Final answer
    x = 161,953,531.53

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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.