Home / 497,053,853.31-685,935,073.40-277,032,555.39

Finding the Fourth Proportional to 497,053,853.31, 685,935,073.40 and 277,032,555.39

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Solution

The fourth proportional to 497,053,853.31, 685,935,073.40 and 277,032,555.39 is: 382,305,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,053,853.31 : 685,935,073.40 = 277,032,555.39 : x
  2. Step 2: Convert to fraction form
    497,053,853.31/685,935,073.40 = 277,032,555.39/x
  3. Step 3: Cross multiply
    497,053,853.31x = 685,935,073.40 × 277,032,555.39
  4. Step 4: Simplify right side
    497,053,853.31x = 190,026,346,214,244,032
  5. Step 5: Solve for x
    x = 190,026,346,214,244,032/497,053,853.31
  6. Step 6: Final answer
    x = 382,305,347.70

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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.