Home / 76,555,099.89-105,646,204.94-43,515,551.43

Finding the Fourth Proportional to 76,555,099.89, 105,646,204.94 and 43,515,551.43

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Solution

The fourth proportional to 76,555,099.89, 105,646,204.94 and 43,515,551.43 is: 60,051,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,555,099.89 : 105,646,204.94 = 43,515,551.43 : x
  2. Step 2: Convert to fraction form
    76,555,099.89/105,646,204.94 = 43,515,551.43/x
  3. Step 3: Cross multiply
    76,555,099.89x = 105,646,204.94 × 43,515,551.43
  4. Step 4: Simplify right side
    76,555,099.89x = 4,597,252,864,233,312
  5. Step 5: Solve for x
    x = 4,597,252,864,233,312/76,555,099.89
  6. Step 6: Final answer
    x = 60,051,555.95

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1.5x scale

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.