Home / 432,590,419.80-596,972,326.32-234,355,791.78

Finding the Fourth Proportional to 432,590,419.80, 596,972,326.32 and 234,355,791.78

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Solution

The fourth proportional to 432,590,419.80, 596,972,326.32 and 234,355,791.78 is: 323,409,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,590,419.80 : 596,972,326.32 = 234,355,791.78 : x
  2. Step 2: Convert to fraction form
    432,590,419.80/596,972,326.32 = 234,355,791.78/x
  3. Step 3: Cross multiply
    432,590,419.80x = 596,972,326.32 × 234,355,791.78
  4. Step 4: Simplify right side
    432,590,419.80x = 139,903,922,205,472,144
  5. Step 5: Solve for x
    x = 139,903,922,205,472,144/432,590,419.80
  6. Step 6: Final answer
    x = 323,409,663.74

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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.