Home / 432,157,208.36-648,237,474.66-104,632,175.84

Finding the Fourth Proportional to 432,157,208.36, 648,237,474.66 and 104,632,175.84

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Solution

The fourth proportional to 432,157,208.36, 648,237,474.66 and 104,632,175.84 is: 156,948,666.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,157,208.36 : 648,237,474.66 = 104,632,175.84 : x
  2. Step 2: Convert to fraction form
    432,157,208.36/648,237,474.66 = 104,632,175.84/x
  3. Step 3: Cross multiply
    432,157,208.36x = 648,237,474.66 × 104,632,175.84
  4. Step 4: Simplify right side
    432,157,208.36x = 67,826,497,434,702,664
  5. Step 5: Solve for x
    x = 67,826,497,434,702,664/432,157,208.36
  6. Step 6: Final answer
    x = 156,948,666.19

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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.