Home / 325,578,145.60-488,367,218.40-83,228,219.20

Finding the Fourth Proportional to 325,578,145.60, 488,367,218.40 and 83,228,219.20

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Solution

The fourth proportional to 325,578,145.60, 488,367,218.40 and 83,228,219.20 is: 124,842,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,578,145.60 : 488,367,218.40 = 83,228,219.20 : x
  2. Step 2: Convert to fraction form
    325,578,145.60/488,367,218.40 = 83,228,219.20/x
  3. Step 3: Cross multiply
    325,578,145.60x = 488,367,218.40 × 83,228,219.20
  4. Step 4: Simplify right side
    325,578,145.60x = 40,645,933,903,089,472
  5. Step 5: Solve for x
    x = 40,645,933,903,089,472/325,578,145.60
  6. Step 6: Final answer
    x = 124,842,328.80

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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.