Home / 655,268,011.16-982,905,691.16-218,567,496.47

Finding the Fourth Proportional to 655,268,011.16, 982,905,691.16 and 218,567,496.47

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Solution

The fourth proportional to 655,268,011.16, 982,905,691.16 and 218,567,496.47 is: 327,852,470.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,268,011.16 : 982,905,691.16 = 218,567,496.47 : x
  2. Step 2: Convert to fraction form
    655,268,011.16/982,905,691.16 = 218,567,496.47/x
  3. Step 3: Cross multiply
    655,268,011.16x = 982,905,691.16 × 218,567,496.47
  4. Step 4: Simplify right side
    655,268,011.16x = 214,831,236,178,588,096
  5. Step 5: Solve for x
    x = 214,831,236,178,588,096/655,268,011.16
  6. Step 6: Final answer
    x = 327,852,470.32

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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.