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Finding the Fourth Proportional to 83,668,800.23, 125,503,200.34 and 83,668,800.23

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Solution

The fourth proportional to 83,668,800.23, 125,503,200.34 and 83,668,800.23 is: 125,503,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,668,800.23 : 125,503,200.34 = 83,668,800.23 : x
  2. Step 2: Convert to fraction form
    83,668,800.23/125,503,200.34 = 83,668,800.23/x
  3. Step 3: Cross multiply
    83,668,800.23x = 125,503,200.34 × 83,668,800.23
  4. Step 4: Simplify right side
    83,668,800.23x = 10,500,702,196,636,440
  5. Step 5: Solve for x
    x = 10,500,702,196,636,440/83,668,800.23
  6. Step 6: Final answer
    x = 125,503,200.34

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1.5x scale

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.