Home / 449,852,511.40-674,808,374.30-117,867,650.07

Finding the Fourth Proportional to 449,852,511.40, 674,808,374.30 and 117,867,650.07

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Solution

The fourth proportional to 449,852,511.40, 674,808,374.30 and 117,867,650.07 is: 176,809,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,852,511.40 : 674,808,374.30 = 117,867,650.07 : x
  2. Step 2: Convert to fraction form
    449,852,511.40/674,808,374.30 = 117,867,650.07/x
  3. Step 3: Cross multiply
    449,852,511.40x = 674,808,374.30 × 117,867,650.07
  4. Step 4: Simplify right side
    449,852,511.40x = 79,538,077,324,508,656
  5. Step 5: Solve for x
    x = 79,538,077,324,508,656/449,852,511.40
  6. Step 6: Final answer
    x = 176,809,232.60

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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.