Home / 230,301,299.12-345,512,539.53-82,763,764.07

Finding the Fourth Proportional to 230,301,299.12, 345,512,539.53 and 82,763,764.07

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Solution

The fourth proportional to 230,301,299.12, 345,512,539.53 and 82,763,764.07 is: 124,167,420.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,301,299.12 : 345,512,539.53 = 82,763,764.07 : x
  2. Step 2: Convert to fraction form
    230,301,299.12/345,512,539.53 = 82,763,764.07/x
  3. Step 3: Cross multiply
    230,301,299.12x = 345,512,539.53 × 82,763,764.07
  4. Step 4: Simplify right side
    230,301,299.12x = 28,595,918,303,159,904
  5. Step 5: Solve for x
    x = 28,595,918,303,159,904/230,301,299.12
  6. Step 6: Final answer
    x = 124,167,420.74

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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.