Home / 466,690,145.48-644,058,228.80-257,841,804.14

Finding the Fourth Proportional to 466,690,145.48, 644,058,228.80 and 257,841,804.14

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Solution

The fourth proportional to 466,690,145.48, 644,058,228.80 and 257,841,804.14 is: 355,835,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,690,145.48 : 644,058,228.80 = 257,841,804.14 : x
  2. Step 2: Convert to fraction form
    466,690,145.48/644,058,228.80 = 257,841,804.14/x
  3. Step 3: Cross multiply
    466,690,145.48x = 644,058,228.80 × 257,841,804.14
  4. Step 4: Simplify right side
    466,690,145.48x = 166,065,135,685,004,896
  5. Step 5: Solve for x
    x = 166,065,135,685,004,896/466,690,145.48
  6. Step 6: Final answer
    x = 355,835,959.45

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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.