Home / 163,377,907.34-225,469,505.61-91,873,293.22

Finding the Fourth Proportional to 163,377,907.34, 225,469,505.61 and 91,873,293.22

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Solution

The fourth proportional to 163,377,907.34, 225,469,505.61 and 91,873,293.22 is: 126,789,639.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,377,907.34 : 225,469,505.61 = 91,873,293.22 : x
  2. Step 2: Convert to fraction form
    163,377,907.34/225,469,505.61 = 91,873,293.22/x
  3. Step 3: Cross multiply
    163,377,907.34x = 225,469,505.61 × 91,873,293.22
  4. Step 4: Simplify right side
    163,377,907.34x = 20,714,626,001,357,804
  5. Step 5: Solve for x
    x = 20,714,626,001,357,804/163,377,907.34
  6. Step 6: Final answer
    x = 126,789,639.67

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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.