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Finding the Fourth Proportional to 620,569,771,414.60, 930,854,657,121.90 and 620,569,771,414.60

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Solution

The fourth proportional to 620,569,771,414.60, 930,854,657,121.90 and 620,569,771,414.60 is: 930,854,657,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,569,771,414.60 : 930,854,657,121.90 = 620,569,771,414.60 : x
  2. Step 2: Convert to fraction form
    620,569,771,414.60/930,854,657,121.90 = 620,569,771,414.60/x
  3. Step 3: Cross multiply
    620,569,771,414.60x = 930,854,657,121.90 × 620,569,771,414.60
  4. Step 4: Simplify right side
    620,569,771,414.60x = 577,660,261,790,353,325,031,424
  5. Step 5: Solve for x
    x = 577,660,261,790,353,325,031,424/620,569,771,414.60
  6. Step 6: Final answer
    x = 930,854,657,121.90

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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.