Home / 123,460,585.44-170,359,949.04-67,691,330.40

Finding the Fourth Proportional to 123,460,585.44, 170,359,949.04 and 67,691,330.40

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Solution

The fourth proportional to 123,460,585.44, 170,359,949.04 and 67,691,330.40 is: 93,405,450.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,460,585.44 : 170,359,949.04 = 67,691,330.40 : x
  2. Step 2: Convert to fraction form
    123,460,585.44/170,359,949.04 = 67,691,330.40/x
  3. Step 3: Cross multiply
    123,460,585.44x = 170,359,949.04 × 67,691,330.40
  4. Step 4: Simplify right side
    123,460,585.44x = 11,531,891,597,393,804
  5. Step 5: Solve for x
    x = 11,531,891,597,393,804/123,460,585.44
  6. Step 6: Final answer
    x = 93,405,450.46

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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.