Home / 445,485,320.40-614,760,494.76-247,235,301.30

Finding the Fourth Proportional to 445,485,320.40, 614,760,494.76 and 247,235,301.30

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Solution

The fourth proportional to 445,485,320.40, 614,760,494.76 and 247,235,301.30 is: 341,179,583.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,485,320.40 : 614,760,494.76 = 247,235,301.30 : x
  2. Step 2: Convert to fraction form
    445,485,320.40/614,760,494.76 = 247,235,301.30/x
  3. Step 3: Cross multiply
    445,485,320.40x = 614,760,494.76 × 247,235,301.30
  4. Step 4: Simplify right side
    445,485,320.40x = 151,990,496,149,325,664
  5. Step 5: Solve for x
    x = 151,990,496,149,325,664/445,485,320.40
  6. Step 6: Final answer
    x = 341,179,583.68

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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.