Home / 126,372,097-189,558,145.50-30,633,985

Finding the Fourth Proportional to 126,372,097, 189,558,145.50 and 30,633,985

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Solution

The fourth proportional to 126,372,097, 189,558,145.50 and 30,633,985 is: 45,950,977.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,372,097 : 189,558,145.50 = 30,633,985 : x
  2. Step 2: Convert to fraction form
    126,372,097/189,558,145.50 = 30,633,985/x
  3. Step 3: Cross multiply
    126,372,097x = 189,558,145.50 × 30,633,985
  4. Step 4: Simplify right side
    126,372,097x = 5,806,921,385,874,818
  5. Step 5: Solve for x
    x = 5,806,921,385,874,818/126,372,097
  6. Step 6: Final answer
    x = 45,950,977.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.