Home / 141,964,893.74-195,912,143.73-76,774,797.74

Finding the Fourth Proportional to 141,964,893.74, 195,912,143.73 and 76,774,797.74

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Solution

The fourth proportional to 141,964,893.74, 195,912,143.73 and 76,774,797.74 is: 105,949,540.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,964,893.74 : 195,912,143.73 = 76,774,797.74 : x
  2. Step 2: Convert to fraction form
    141,964,893.74/195,912,143.73 = 76,774,797.74/x
  3. Step 3: Cross multiply
    141,964,893.74x = 195,912,143.73 × 76,774,797.74
  4. Step 4: Simplify right side
    141,964,893.74x = 15,041,115,209,680,558
  5. Step 5: Solve for x
    x = 15,041,115,209,680,558/141,964,893.74
  6. Step 6: Final answer
    x = 105,949,540.15

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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.