Home / 204,805,037.64-307,207,852.14-83,636,489.64

Finding the Fourth Proportional to 204,805,037.64, 307,207,852.14 and 83,636,489.64

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Solution

The fourth proportional to 204,805,037.64, 307,207,852.14 and 83,636,489.64 is: 125,454,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,805,037.64 : 307,207,852.14 = 83,636,489.64 : x
  2. Step 2: Convert to fraction form
    204,805,037.64/307,207,852.14 = 83,636,489.64/x
  3. Step 3: Cross multiply
    204,805,037.64x = 307,207,852.14 × 83,636,489.64
  4. Step 4: Simplify right side
    204,805,037.64x = 25,693,786,342,833,760
  5. Step 5: Solve for x
    x = 25,693,786,342,833,760/204,805,037.64
  6. Step 6: Final answer
    x = 125,454,855.21

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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.