Home / 115,742,011-174,305,870.04-105,410,797.96

Finding the Fourth Proportional to 115,742,011, 174,305,870.04 and 105,410,797.96

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Solution

The fourth proportional to 115,742,011, 174,305,870.04 and 105,410,797.96 is: 158,747,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,742,011 : 174,305,870.04 = 105,410,797.96 : x
  2. Step 2: Convert to fraction form
    115,742,011/174,305,870.04 = 105,410,797.96/x
  3. Step 3: Cross multiply
    115,742,011x = 174,305,870.04 × 105,410,797.96
  4. Step 4: Simplify right side
    115,742,011x = 18,373,720,850,028,456
  5. Step 5: Solve for x
    x = 18,373,720,850,028,456/115,742,011
  6. Step 6: Final answer
    x = 158,747,205.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.