Home / 466,690,147.48-644,058,231.56-257,841,806.14

Finding the Fourth Proportional to 466,690,147.48, 644,058,231.56 and 257,841,806.14

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Solution

The fourth proportional to 466,690,147.48, 644,058,231.56 and 257,841,806.14 is: 355,835,962.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,690,147.48 : 644,058,231.56 = 257,841,806.14 : x
  2. Step 2: Convert to fraction form
    466,690,147.48/644,058,231.56 = 257,841,806.14/x
  3. Step 3: Cross multiply
    466,690,147.48x = 644,058,231.56 × 257,841,806.14
  4. Step 4: Simplify right side
    466,690,147.48x = 166,065,137,684,764,736
  5. Step 5: Solve for x
    x = 166,065,137,684,764,736/466,690,147.48
  6. Step 6: Final answer
    x = 355,835,962.21

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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.