Home / 288,486,548.73-432,733,147.34-104,268,015.45

Finding the Fourth Proportional to 288,486,548.73, 432,733,147.34 and 104,268,015.45

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Solution

The fourth proportional to 288,486,548.73, 432,733,147.34 and 104,268,015.45 is: 156,403,224.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,486,548.73 : 432,733,147.34 = 104,268,015.45 : x
  2. Step 2: Convert to fraction form
    288,486,548.73/432,733,147.34 = 104,268,015.45/x
  3. Step 3: Cross multiply
    288,486,548.73x = 432,733,147.34 × 104,268,015.45
  4. Step 4: Simplify right side
    288,486,548.73x = 45,120,226,492,052,904
  5. Step 5: Solve for x
    x = 45,120,226,492,052,904/288,486,548.73
  6. Step 6: Final answer
    x = 156,403,224.66

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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.