Home / 204,805,040.67-307,207,856.61-83,636,492.67

Finding the Fourth Proportional to 204,805,040.67, 307,207,856.61 and 83,636,492.67

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Solution

The fourth proportional to 204,805,040.67, 307,207,856.61 and 83,636,492.67 is: 125,454,859.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,805,040.67 : 307,207,856.61 = 83,636,492.67 : x
  2. Step 2: Convert to fraction form
    204,805,040.67/307,207,856.61 = 83,636,492.67/x
  3. Step 3: Cross multiply
    204,805,040.67x = 307,207,856.61 × 83,636,492.67
  4. Step 4: Simplify right side
    204,805,040.67x = 25,693,787,647,528,676
  5. Step 5: Solve for x
    x = 25,693,787,647,528,676/204,805,040.67
  6. Step 6: Final answer
    x = 125,454,859.72

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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.