Home / 65,023,181.22-89,645,184.65-51,656,198.35

Finding the Fourth Proportional to 65,023,181.22, 89,645,184.65 and 51,656,198.35

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Solution

The fourth proportional to 65,023,181.22, 89,645,184.65 and 51,656,198.35 is: 71,216,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,023,181.22 : 89,645,184.65 = 51,656,198.35 : x
  2. Step 2: Convert to fraction form
    65,023,181.22/89,645,184.65 = 51,656,198.35/x
  3. Step 3: Cross multiply
    65,023,181.22x = 89,645,184.65 × 51,656,198.35
  4. Step 4: Simplify right side
    65,023,181.22x = 4,630,729,439,582,661
  5. Step 5: Solve for x
    x = 4,630,729,439,582,661/65,023,181.22
  6. Step 6: Final answer
    x = 71,216,593.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.