Home / 141,964,942.86-195,912,211.35-76,774,846.86

Finding the Fourth Proportional to 141,964,942.86, 195,912,211.35 and 76,774,846.86

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Solution

The fourth proportional to 141,964,942.86, 195,912,211.35 and 76,774,846.86 is: 105,949,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,964,942.86 : 195,912,211.35 = 76,774,846.86 : x
  2. Step 2: Convert to fraction form
    141,964,942.86/195,912,211.35 = 76,774,846.86/x
  3. Step 3: Cross multiply
    141,964,942.86x = 195,912,211.35 × 76,774,846.86
  4. Step 4: Simplify right side
    141,964,942.86x = 15,041,130,024,400,204
  5. Step 5: Solve for x
    x = 15,041,130,024,400,204/141,964,942.86
  6. Step 6: Final answer
    x = 105,949,607.85

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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.