Home / 355,653,205.04-490,807,234.26-194,714,503.76

Finding the Fourth Proportional to 355,653,205.04, 490,807,234.26 and 194,714,503.76

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Solution

The fourth proportional to 355,653,205.04, 490,807,234.26 and 194,714,503.76 is: 268,709,196.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,653,205.04 : 490,807,234.26 = 194,714,503.76 : x
  2. Step 2: Convert to fraction form
    355,653,205.04/490,807,234.26 = 194,714,503.76/x
  3. Step 3: Cross multiply
    355,653,205.04x = 490,807,234.26 × 194,714,503.76
  4. Step 4: Simplify right side
    355,653,205.04x = 95,567,287,060,753,968
  5. Step 5: Solve for x
    x = 95,567,287,060,753,968/355,653,205.04
  6. Step 6: Final answer
    x = 268,709,196.79

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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.