Home / 449,388,356,891.58-674,010,780,148.89-130,960,071,773.24

Finding the Fourth Proportional to 449,388,356,891.58, 674,010,780,148.89 and 130,960,071,773.24

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Solution

The fourth proportional to 449,388,356,891.58, 674,010,780,148.89 and 130,960,071,773.24 is: 196,419,196,871.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,388,356,891.58 : 674,010,780,148.89 = 130,960,071,773.24 : x
  2. Step 2: Convert to fraction form
    449,388,356,891.58/674,010,780,148.89 = 130,960,071,773.24/x
  3. Step 3: Cross multiply
    449,388,356,891.58x = 674,010,780,148.89 × 130,960,071,773.24
  4. Step 4: Simplify right side
    449,388,356,891.58x = 88,268,500,144,236,118,671,360
  5. Step 5: Solve for x
    x = 88,268,500,144,236,118,671,360/449,388,356,891.58
  6. Step 6: Final answer
    x = 196,419,196,871.92

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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.