Home / 384,185,147.50-576,293,664.55-111,555,914.50

Finding the Fourth Proportional to 384,185,147.50, 576,293,664.55 and 111,555,914.50

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Solution

The fourth proportional to 384,185,147.50, 576,293,664.55 and 111,555,914.50 is: 167,338,501.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,185,147.50 : 576,293,664.55 = 111,555,914.50 : x
  2. Step 2: Convert to fraction form
    384,185,147.50/576,293,664.55 = 111,555,914.50/x
  3. Step 3: Cross multiply
    384,185,147.50x = 576,293,664.55 × 111,555,914.50
  4. Step 4: Simplify right side
    384,185,147.50x = 64,288,966,769,431,472
  5. Step 5: Solve for x
    x = 64,288,966,769,431,472/384,185,147.50
  6. Step 6: Final answer
    x = 167,338,501.21

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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.