Home / 1,045,353,723.56-1,568,023,610.03-423,559,781.95

Finding the Fourth Proportional to 1,045,353,723.56, 1,568,023,610.03 and 423,559,781.95

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Solution

The fourth proportional to 1,045,353,723.56, 1,568,023,610.03 and 423,559,781.95 is: 635,336,846.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,353,723.56 : 1,568,023,610.03 = 423,559,781.95 : x
  2. Step 2: Convert to fraction form
    1,045,353,723.56/1,568,023,610.03 = 423,559,781.95/x
  3. Step 3: Cross multiply
    1,045,353,723.56x = 1,568,023,610.03 × 423,559,781.95
  4. Step 4: Simplify right side
    1,045,353,723.56x = 664,151,738,346,800,768
  5. Step 5: Solve for x
    x = 664,151,738,346,800,768/1,045,353,723.56
  6. Step 6: Final answer
    x = 635,336,846.64

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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.