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Finding the Fourth Proportional to 64,682,806.40, 97,024,209.60 and 64,682,806.40

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Solution

The fourth proportional to 64,682,806.40, 97,024,209.60 and 64,682,806.40 is: 97,024,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,682,806.40 : 97,024,209.60 = 64,682,806.40 : x
  2. Step 2: Convert to fraction form
    64,682,806.40/97,024,209.60 = 64,682,806.40/x
  3. Step 3: Cross multiply
    64,682,806.40x = 97,024,209.60 × 64,682,806.40
  4. Step 4: Simplify right side
    64,682,806.40x = 6,275,798,165,669,821
  5. Step 5: Solve for x
    x = 6,275,798,165,669,821/64,682,806.40
  6. Step 6: Final answer
    x = 97,024,209.60

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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.