Home / 449,388,356,945.84-674,010,780,230.40-130,960,071,827.60

Finding the Fourth Proportional to 449,388,356,945.84, 674,010,780,230.40 and 130,960,071,827.60

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Solution

The fourth proportional to 449,388,356,945.84, 674,010,780,230.40 and 130,960,071,827.60 is: 196,419,196,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,388,356,945.84 : 674,010,780,230.40 = 130,960,071,827.60 : x
  2. Step 2: Convert to fraction form
    449,388,356,945.84/674,010,780,230.40 = 130,960,071,827.60/x
  3. Step 3: Cross multiply
    449,388,356,945.84x = 674,010,780,230.40 × 130,960,071,827.60
  4. Step 4: Simplify right side
    449,388,356,945.84x = 88,268,500,191,549,914,611,712
  5. Step 5: Solve for x
    x = 88,268,500,191,549,914,611,712/449,388,356,945.84
  6. Step 6: Final answer
    x = 196,419,196,953.49

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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.