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Finding the Fourth Proportional to 64,673,104.70, 97,009,657.05 and 44,265,770.30

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Solution

The fourth proportional to 64,673,104.70, 97,009,657.05 and 44,265,770.30 is: 66,398,655.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,673,104.70 : 97,009,657.05 = 44,265,770.30 : x
  2. Step 2: Convert to fraction form
    64,673,104.70/97,009,657.05 = 44,265,770.30/x
  3. Step 3: Cross multiply
    64,673,104.70x = 97,009,657.05 × 44,265,770.30
  4. Step 4: Simplify right side
    64,673,104.70x = 4,294,207,195,857,075
  5. Step 5: Solve for x
    x = 4,294,207,195,857,075/64,673,104.70
  6. Step 6: Final answer
    x = 66,398,655.45

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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.