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Finding the Fourth Proportional to 968,809,092.60, 1,453,213,638.90 and 968,809,092.60

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Solution

The fourth proportional to 968,809,092.60, 1,453,213,638.90 and 968,809,092.60 is: 1,453,213,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,809,092.60 : 1,453,213,638.90 = 968,809,092.60 : x
  2. Step 2: Convert to fraction form
    968,809,092.60/1,453,213,638.90 = 968,809,092.60/x
  3. Step 3: Cross multiply
    968,809,092.60x = 1,453,213,638.90 × 968,809,092.60
  4. Step 4: Simplify right side
    968,809,092.60x = 1,407,886,586,856,653,312
  5. Step 5: Solve for x
    x = 1,407,886,586,856,653,312/968,809,092.60
  6. Step 6: Final answer
    x = 1,453,213,638.90

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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.