Home / 77,392,034,692.66-106,745,992,224.36-51,658,339,927.48

Finding the Fourth Proportional to 77,392,034,692.66, 106,745,992,224.36 and 51,658,339,927.48

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Solution

The fourth proportional to 77,392,034,692.66, 106,745,992,224.36 and 51,658,339,927.48 is: 71,251,786,751.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,392,034,692.66 : 106,745,992,224.36 = 51,658,339,927.48 : x
  2. Step 2: Convert to fraction form
    77,392,034,692.66/106,745,992,224.36 = 51,658,339,927.48/x
  3. Step 3: Cross multiply
    77,392,034,692.66x = 106,745,992,224.36 × 51,658,339,927.48
  4. Step 4: Simplify right side
    77,392,034,692.66x = 5,514,320,752,222,125,686,784
  5. Step 5: Solve for x
    x = 5,514,320,752,222,125,686,784/77,392,034,692.66
  6. Step 6: Final answer
    x = 71,251,786,751.97

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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.