Home / 488,030,729.28-673,479,967.44-265,010,424.96

Finding the Fourth Proportional to 488,030,729.28, 673,479,967.44 and 265,010,424.96

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Solution

The fourth proportional to 488,030,729.28, 673,479,967.44 and 265,010,424.96 is: 365,713,062.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,030,729.28 : 673,479,967.44 = 265,010,424.96 : x
  2. Step 2: Convert to fraction form
    488,030,729.28/673,479,967.44 = 265,010,424.96/x
  3. Step 3: Cross multiply
    488,030,729.28x = 673,479,967.44 × 265,010,424.96
  4. Step 4: Simplify right side
    488,030,729.28x = 178,479,212,373,321,376
  5. Step 5: Solve for x
    x = 178,479,212,373,321,376/488,030,729.28
  6. Step 6: Final answer
    x = 365,713,062.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.