Home / 216,326,023.42-324,489,035.40-52,562,938.54

Finding the Fourth Proportional to 216,326,023.42, 324,489,035.40 and 52,562,938.54

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Solution

The fourth proportional to 216,326,023.42, 324,489,035.40 and 52,562,938.54 is: 78,844,407.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,326,023.42 : 324,489,035.40 = 52,562,938.54 : x
  2. Step 2: Convert to fraction form
    216,326,023.42/324,489,035.40 = 52,562,938.54/x
  3. Step 3: Cross multiply
    216,326,023.42x = 324,489,035.40 × 52,562,938.54
  4. Step 4: Simplify right side
    216,326,023.42x = 17,056,097,224,634,082
  5. Step 5: Solve for x
    x = 17,056,097,224,634,082/216,326,023.42
  6. Step 6: Final answer
    x = 78,844,407.88

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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.