Home / 655,268,045.63-982,905,742.86-218,567,530.95

Finding the Fourth Proportional to 655,268,045.63, 982,905,742.86 and 218,567,530.95

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Solution

The fourth proportional to 655,268,045.63, 982,905,742.86 and 218,567,530.95 is: 327,852,522.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,268,045.63 : 982,905,742.86 = 218,567,530.95 : x
  2. Step 2: Convert to fraction form
    655,268,045.63/982,905,742.86 = 218,567,530.95/x
  3. Step 3: Cross multiply
    655,268,045.63x = 982,905,742.86 × 218,567,530.95
  4. Step 4: Simplify right side
    655,268,045.63x = 214,831,281,372,392,960
  5. Step 5: Solve for x
    x = 214,831,281,372,392,960/655,268,045.63
  6. Step 6: Final answer
    x = 327,852,522.04

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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.