Home / 204,805,038.64-307,207,853.60-83,636,490.64

Finding the Fourth Proportional to 204,805,038.64, 307,207,853.60 and 83,636,490.64

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Solution

The fourth proportional to 204,805,038.64, 307,207,853.60 and 83,636,490.64 is: 125,454,856.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,805,038.64 : 307,207,853.60 = 83,636,490.64 : x
  2. Step 2: Convert to fraction form
    204,805,038.64/307,207,853.60 = 83,636,490.64/x
  3. Step 3: Cross multiply
    204,805,038.64x = 307,207,853.60 × 83,636,490.64
  4. Step 4: Simplify right side
    204,805,038.64x = 25,693,786,772,150,892
  5. Step 5: Solve for x
    x = 25,693,786,772,150,892/204,805,038.64
  6. Step 6: Final answer
    x = 125,454,856.69

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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.