Home / 118,221,990.51-177,349,909.32-36,347,742.57

Finding the Fourth Proportional to 118,221,990.51, 177,349,909.32 and 36,347,742.57

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Solution

The fourth proportional to 118,221,990.51, 177,349,909.32 and 36,347,742.57 is: 54,526,817.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,221,990.51 : 177,349,909.32 = 36,347,742.57 : x
  2. Step 2: Convert to fraction form
    118,221,990.51/177,349,909.32 = 36,347,742.57/x
  3. Step 3: Cross multiply
    118,221,990.51x = 177,349,909.32 × 36,347,742.57
  4. Step 4: Simplify right side
    118,221,990.51x = 6,446,268,848,776,204
  5. Step 5: Solve for x
    x = 6,446,268,848,776,204/118,221,990.51
  6. Step 6: Final answer
    x = 54,526,817.06

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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.