Home / 449,852,309.64-674,808,072.52-117,867,448.50

Finding the Fourth Proportional to 449,852,309.64, 674,808,072.52 and 117,867,448.50

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Solution

The fourth proportional to 449,852,309.64, 674,808,072.52 and 117,867,448.50 is: 176,808,930.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,852,309.64 : 674,808,072.52 = 117,867,448.50 : x
  2. Step 2: Convert to fraction form
    449,852,309.64/674,808,072.52 = 117,867,448.50/x
  3. Step 3: Cross multiply
    449,852,309.64x = 674,808,072.52 × 117,867,448.50
  4. Step 4: Simplify right side
    449,852,309.64x = 79,537,905,735,135,360
  5. Step 5: Solve for x
    x = 79,537,905,735,135,360/449,852,309.64
  6. Step 6: Final answer
    x = 176,808,930.47

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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.