Home / 200,703,300.36-300,698,589.21-83,861,441.47

Finding the Fourth Proportional to 200,703,300.36, 300,698,589.21 and 83,861,441.47

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Solution

The fourth proportional to 200,703,300.36, 300,698,589.21 and 83,861,441.47 is: 125,643,260.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,703,300.36 : 300,698,589.21 = 83,861,441.47 : x
  2. Step 2: Convert to fraction form
    200,703,300.36/300,698,589.21 = 83,861,441.47/x
  3. Step 3: Cross multiply
    200,703,300.36x = 300,698,589.21 × 83,861,441.47
  4. Step 4: Simplify right side
    200,703,300.36x = 25,217,017,139,145,988
  5. Step 5: Solve for x
    x = 25,217,017,139,145,988/200,703,300.36
  6. Step 6: Final answer
    x = 125,643,260.94

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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.