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Finding the Fourth Proportional to 65,344,898.80, 97,804,771.80 and 50,889,703.60

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Solution

The fourth proportional to 65,344,898.80, 97,804,771.80 and 50,889,703.60 is: 76,169,003.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,344,898.80 : 97,804,771.80 = 50,889,703.60 : x
  2. Step 2: Convert to fraction form
    65,344,898.80/97,804,771.80 = 50,889,703.60/x
  3. Step 3: Cross multiply
    65,344,898.80x = 97,804,771.80 × 50,889,703.60
  4. Step 4: Simplify right side
    65,344,898.80x = 4,977,255,847,567,638
  5. Step 5: Solve for x
    x = 4,977,255,847,567,638/65,344,898.80
  6. Step 6: Final answer
    x = 76,169,003.84

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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.