Home / 460,876,238.58-636,058,497.51-282,378,585.48

Finding the Fourth Proportional to 460,876,238.58, 636,058,497.51 and 282,378,585.48

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Solution

The fourth proportional to 460,876,238.58, 636,058,497.51 and 282,378,585.48 is: 389,712,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,876,238.58 : 636,058,497.51 = 282,378,585.48 : x
  2. Step 2: Convert to fraction form
    460,876,238.58/636,058,497.51 = 282,378,585.48/x
  3. Step 3: Cross multiply
    460,876,238.58x = 636,058,497.51 × 282,378,585.48
  4. Step 4: Simplify right side
    460,876,238.58x = 179,609,298,809,407,904
  5. Step 5: Solve for x
    x = 179,609,298,809,407,904/460,876,238.58
  6. Step 6: Final answer
    x = 389,712,646.85

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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.