Home / 498,106,520.40-747,159,780.60-268,524,008.40

Finding the Fourth Proportional to 498,106,520.40, 747,159,780.60 and 268,524,008.40

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Solution

The fourth proportional to 498,106,520.40, 747,159,780.60 and 268,524,008.40 is: 402,786,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,106,520.40 : 747,159,780.60 = 268,524,008.40 : x
  2. Step 2: Convert to fraction form
    498,106,520.40/747,159,780.60 = 268,524,008.40/x
  3. Step 3: Cross multiply
    498,106,520.40x = 747,159,780.60 × 268,524,008.40
  4. Step 4: Simplify right side
    498,106,520.40x = 200,630,339,201,976,544
  5. Step 5: Solve for x
    x = 200,630,339,201,976,544/498,106,520.40
  6. Step 6: Final answer
    x = 402,786,012.60

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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.