Home / 655,268,007.01-982,905,684.93-218,567,492.31

Finding the Fourth Proportional to 655,268,007.01, 982,905,684.93 and 218,567,492.31

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Solution

The fourth proportional to 655,268,007.01, 982,905,684.93 and 218,567,492.31 is: 327,852,464.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,268,007.01 : 982,905,684.93 = 218,567,492.31 : x
  2. Step 2: Convert to fraction form
    655,268,007.01/982,905,684.93 = 218,567,492.31/x
  3. Step 3: Cross multiply
    655,268,007.01x = 982,905,684.93 × 218,567,492.31
  4. Step 4: Simplify right side
    655,268,007.01x = 214,831,230,727,793,056
  5. Step 5: Solve for x
    x = 214,831,230,727,793,056/655,268,007.01
  6. Step 6: Final answer
    x = 327,852,464.08

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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.