Home / 131,873,412.64-197,769,633.33-91,194,261.29

Finding the Fourth Proportional to 131,873,412.64, 197,769,633.33 and 91,194,261.29

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Solution

The fourth proportional to 131,873,412.64, 197,769,633.33 and 91,194,261.29 is: 136,763,394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,873,412.64 : 197,769,633.33 = 91,194,261.29 : x
  2. Step 2: Convert to fraction form
    131,873,412.64/197,769,633.33 = 91,194,261.29/x
  3. Step 3: Cross multiply
    131,873,412.64x = 197,769,633.33 × 91,194,261.29
  4. Step 4: Simplify right side
    131,873,412.64x = 18,035,455,617,817,308
  5. Step 5: Solve for x
    x = 18,035,455,617,817,308/131,873,412.64
  6. Step 6: Final answer
    x = 136,763,394.96

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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.