Home / 105,849,466.92-146,079,520.20-58,812,212.88

Finding the Fourth Proportional to 105,849,466.92, 146,079,520.20 and 58,812,212.88

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Solution

The fourth proportional to 105,849,466.92, 146,079,520.20 and 58,812,212.88 is: 81,164,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,849,466.92 : 146,079,520.20 = 58,812,212.88 : x
  2. Step 2: Convert to fraction form
    105,849,466.92/146,079,520.20 = 58,812,212.88/x
  3. Step 3: Cross multiply
    105,849,466.92x = 146,079,520.20 × 58,812,212.88
  4. Step 4: Simplify right side
    105,849,466.92x = 8,591,259,839,410,660
  5. Step 5: Solve for x
    x = 8,591,259,839,410,660/105,849,466.92
  6. Step 6: Final answer
    x = 81,164,885.28

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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.