Home / 43,748,310,739.20-65,624,257,699.20-12,729,162,451.20

Finding the Fourth Proportional to 43,748,310,739.20, 65,624,257,699.20 and 12,729,162,451.20

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Solution

The fourth proportional to 43,748,310,739.20, 65,624,257,699.20 and 12,729,162,451.20 is: 19,094,264,964.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,748,310,739.20 : 65,624,257,699.20 = 12,729,162,451.20 : x
  2. Step 2: Convert to fraction form
    43,748,310,739.20/65,624,257,699.20 = 12,729,162,451.20/x
  3. Step 3: Cross multiply
    43,748,310,739.20x = 65,624,257,699.20 × 12,729,162,451.20
  4. Step 4: Simplify right side
    43,748,310,739.20x = 835,341,836,992,529,170,432
  5. Step 5: Solve for x
    x = 835,341,836,992,529,170,432/43,748,310,739.20
  6. Step 6: Final answer
    x = 19,094,264,964.25

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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.