Home / 648,567,187.92-972,649,575.75-233,990,114.85

Finding the Fourth Proportional to 648,567,187.92, 972,649,575.75 and 233,990,114.85

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Solution

The fourth proportional to 648,567,187.92, 972,649,575.75 and 233,990,114.85 is: 350,912,581.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,567,187.92 : 972,649,575.75 = 233,990,114.85 : x
  2. Step 2: Convert to fraction form
    648,567,187.92/972,649,575.75 = 233,990,114.85/x
  3. Step 3: Cross multiply
    648,567,187.92x = 972,649,575.75 × 233,990,114.85
  4. Step 4: Simplify right side
    648,567,187.92x = 227,590,385,934,313,856
  5. Step 5: Solve for x
    x = 227,590,385,934,313,856/648,567,187.92
  6. Step 6: Final answer
    x = 350,912,581.11

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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.