Home / 126,225,606.55-189,338,409.83-39,970,763.95

Finding the Fourth Proportional to 126,225,606.55, 189,338,409.83 and 39,970,763.95

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Solution

The fourth proportional to 126,225,606.55, 189,338,409.83 and 39,970,763.95 is: 59,956,145.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,225,606.55 : 189,338,409.83 = 39,970,763.95 : x
  2. Step 2: Convert to fraction form
    126,225,606.55/189,338,409.83 = 39,970,763.95/x
  3. Step 3: Cross multiply
    126,225,606.55x = 189,338,409.83 × 39,970,763.95
  4. Step 4: Simplify right side
    126,225,606.55x = 7,568,000,885,783,436
  5. Step 5: Solve for x
    x = 7,568,000,885,783,436/126,225,606.55
  6. Step 6: Final answer
    x = 59,956,145.93

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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.