Home / 432,193,812.47-648,288,550.49-104,669,316.78

Finding the Fourth Proportional to 432,193,812.47, 648,288,550.49 and 104,669,316.78

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Solution

The fourth proportional to 432,193,812.47, 648,288,550.49 and 104,669,316.78 is: 157,003,450.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,193,812.47 : 648,288,550.49 = 104,669,316.78 : x
  2. Step 2: Convert to fraction form
    432,193,812.47/648,288,550.49 = 104,669,316.78/x
  3. Step 3: Cross multiply
    432,193,812.47x = 648,288,550.49 × 104,669,316.78
  4. Step 4: Simplify right side
    432,193,812.47x = 67,855,919,655,561,488
  5. Step 5: Solve for x
    x = 67,855,919,655,561,488/432,193,812.47
  6. Step 6: Final answer
    x = 157,003,450.07

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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.