Home / 444,656,128.67-613,632,168.34-243,711,395.30

Finding the Fourth Proportional to 444,656,128.67, 613,632,168.34 and 243,711,395.30

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Solution

The fourth proportional to 444,656,128.67, 613,632,168.34 and 243,711,395.30 is: 336,325,403.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,656,128.67 : 613,632,168.34 = 243,711,395.30 : x
  2. Step 2: Convert to fraction form
    444,656,128.67/613,632,168.34 = 243,711,395.30/x
  3. Step 3: Cross multiply
    444,656,128.67x = 613,632,168.34 × 243,711,395.30
  4. Step 4: Simplify right side
    444,656,128.67x = 149,549,151,944,648,992
  5. Step 5: Solve for x
    x = 149,549,151,944,648,992/444,656,128.67
  6. Step 6: Final answer
    x = 336,325,403.62

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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.