Home / 194,633,690.64-268,565,600.70-118,212,180

Finding the Fourth Proportional to 194,633,690.64, 268,565,600.70 and 118,212,180

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Solution

The fourth proportional to 194,633,690.64, 268,565,600.70 and 118,212,180 is: 163,115,260.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,633,690.64 : 268,565,600.70 = 118,212,180 : x
  2. Step 2: Convert to fraction form
    194,633,690.64/268,565,600.70 = 118,212,180/x
  3. Step 3: Cross multiply
    194,633,690.64x = 268,565,600.70 × 118,212,180
  4. Step 4: Simplify right side
    194,633,690.64x = 31,747,725,131,756,524
  5. Step 5: Solve for x
    x = 31,747,725,131,756,524/194,633,690.64
  6. Step 6: Final answer
    x = 163,115,260.40

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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.