Home / 43,617,616.60-65,426,424.90-43,319,018.20

Finding the Fourth Proportional to 43,617,616.60, 65,426,424.90 and 43,319,018.20

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Solution

The fourth proportional to 43,617,616.60, 65,426,424.90 and 43,319,018.20 is: 64,978,527.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,617,616.60 : 65,426,424.90 = 43,319,018.20 : x
  2. Step 2: Convert to fraction form
    43,617,616.60/65,426,424.90 = 43,319,018.20/x
  3. Step 3: Cross multiply
    43,617,616.60x = 65,426,424.90 × 43,319,018.20
  4. Step 4: Simplify right side
    43,617,616.60x = 2,834,208,491,004,033.50
  5. Step 5: Solve for x
    x = 2,834,208,491,004,033.50/43,617,616.60
  6. Step 6: Final answer
    x = 64,978,527.30

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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.