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Finding the Third Proportional to 8,614,248,187.50 and 18,698,668,852.50

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Solution

The third proportional to 8,614,248,187.50 and 18,698,668,852.50 is: 40,588,593,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614,248,187.50 : 18,698,668,852.50 = 18,698,668,852.50 : x
  2. Step 2: Convert to fraction form
    8,614,248,187.50/18,698,668,852.50 = 18,698,668,852.50/x
  3. Step 3: Cross multiply
    8,614,248,187.50x = 18,698,668,852.50 × 18,698,668,852.50
  4. Step 4: Simplify right side
    8,614,248,187.50x = 349,640,216,855,453,696,000
  5. Step 5: Solve for x
    x = 349,640,216,855,453,696,000/8,614,248,187.50
  6. Step 6: Final answer
    x = 40,588,593,368.23

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.