Home / 670,470,035.52-925,241,958.60-373,107,187.68

Finding the Fourth Proportional to 670,470,035.52, 925,241,958.60 and 373,107,187.68

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Solution

The fourth proportional to 670,470,035.52, 925,241,958.60 and 373,107,187.68 is: 514,884,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,470,035.52 : 925,241,958.60 = 373,107,187.68 : x
  2. Step 2: Convert to fraction form
    670,470,035.52/925,241,958.60 = 373,107,187.68/x
  3. Step 3: Cross multiply
    670,470,035.52x = 925,241,958.60 × 373,107,187.68
  4. Step 4: Simplify right side
    670,470,035.52x = 345,214,425,096,780,992
  5. Step 5: Solve for x
    x = 345,214,425,096,780,992/670,470,035.52
  6. Step 6: Final answer
    x = 514,884,195.87

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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.