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Finding the Fourth Proportional to 22,638,763,407.40, 33,958,145,111.10 and 22,638,763,407.40

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Solution

The fourth proportional to 22,638,763,407.40, 33,958,145,111.10 and 22,638,763,407.40 is: 33,958,145,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,638,763,407.40 : 33,958,145,111.10 = 22,638,763,407.40 : x
  2. Step 2: Convert to fraction form
    22,638,763,407.40/33,958,145,111.10 = 22,638,763,407.40/x
  3. Step 3: Cross multiply
    22,638,763,407.40x = 33,958,145,111.10 × 22,638,763,407.40
  4. Step 4: Simplify right side
    22,638,763,407.40x = 768,770,412,924,349,841,408
  5. Step 5: Solve for x
    x = 768,770,412,924,349,841,408/22,638,763,407.40
  6. Step 6: Final answer
    x = 33,958,145,111.10

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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.