Home / 483,820,720.60-726,014,516.10-177,143,834.20

Finding the Fourth Proportional to 483,820,720.60, 726,014,516.10 and 177,143,834.20

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Solution

The fourth proportional to 483,820,720.60, 726,014,516.10 and 177,143,834.20 is: 265,819,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,820,720.60 : 726,014,516.10 = 177,143,834.20 : x
  2. Step 2: Convert to fraction form
    483,820,720.60/726,014,516.10 = 177,143,834.20/x
  3. Step 3: Cross multiply
    483,820,720.60x = 726,014,516.10 × 177,143,834.20
  4. Step 4: Simplify right side
    483,820,720.60x = 128,608,995,066,811,632
  5. Step 5: Solve for x
    x = 128,608,995,066,811,632/483,820,720.60
  6. Step 6: Final answer
    x = 265,819,526.93

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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.