Home / 68,079,852.53-101,588,786.90-60,742,883.06

Finding the Fourth Proportional to 68,079,852.53, 101,588,786.90 and 60,742,883.06

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Solution

The fourth proportional to 68,079,852.53, 101,588,786.90 and 60,742,883.06 is: 90,640,557.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,079,852.53 : 101,588,786.90 = 60,742,883.06 : x
  2. Step 2: Convert to fraction form
    68,079,852.53/101,588,786.90 = 60,742,883.06/x
  3. Step 3: Cross multiply
    68,079,852.53x = 101,588,786.90 × 60,742,883.06
  4. Step 4: Simplify right side
    68,079,852.53x = 6,170,795,802,517,873
  5. Step 5: Solve for x
    x = 6,170,795,802,517,873/68,079,852.53
  6. Step 6: Final answer
    x = 90,640,557.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.