Home / 432,158,744.75-648,341,243.73-141,026,409.18

Finding the Fourth Proportional to 432,158,744.75, 648,341,243.73 and 141,026,409.18

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Solution

The fourth proportional to 432,158,744.75, 648,341,243.73 and 141,026,409.18 is: 211,573,267.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,158,744.75 : 648,341,243.73 = 141,026,409.18 : x
  2. Step 2: Convert to fraction form
    432,158,744.75/648,341,243.73 = 141,026,409.18/x
  3. Step 3: Cross multiply
    432,158,744.75x = 648,341,243.73 × 141,026,409.18
  4. Step 4: Simplify right side
    432,158,744.75x = 91,433,237,526,537,104
  5. Step 5: Solve for x
    x = 91,433,237,526,537,104/432,158,744.75
  6. Step 6: Final answer
    x = 211,573,267.09

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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.