Home / 65,217,481.20-97,826,221.80-19,781,535.60

Finding the Fourth Proportional to 65,217,481.20, 97,826,221.80 and 19,781,535.60

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Solution

The fourth proportional to 65,217,481.20, 97,826,221.80 and 19,781,535.60 is: 29,672,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,217,481.20 : 97,826,221.80 = 19,781,535.60 : x
  2. Step 2: Convert to fraction form
    65,217,481.20/97,826,221.80 = 19,781,535.60/x
  3. Step 3: Cross multiply
    65,217,481.20x = 97,826,221.80 × 19,781,535.60
  4. Step 4: Simplify right side
    65,217,481.20x = 1,935,152,889,150,196.25
  5. Step 5: Solve for x
    x = 1,935,152,889,150,196.25/65,217,481.20
  6. Step 6: Final answer
    x = 29,672,303.40

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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.