Home / 483,820,777.60-726,014,601.60-177,143,891.20

Finding the Fourth Proportional to 483,820,777.60, 726,014,601.60 and 177,143,891.20

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Solution

The fourth proportional to 483,820,777.60, 726,014,601.60 and 177,143,891.20 is: 265,819,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,820,777.60 : 726,014,601.60 = 177,143,891.20 : x
  2. Step 2: Convert to fraction form
    483,820,777.60/726,014,601.60 = 177,143,891.20/x
  3. Step 3: Cross multiply
    483,820,777.60x = 726,014,601.60 × 177,143,891.20
  4. Step 4: Simplify right side
    483,820,777.60x = 128,609,051,595,441,744
  5. Step 5: Solve for x
    x = 128,609,051,595,441,744/483,820,777.60
  6. Step 6: Final answer
    x = 265,819,612.45

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1.5x scale

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.