Home / 372,216,721.30-558,346,077.15-113,440,383.70

Finding the Fourth Proportional to 372,216,721.30, 558,346,077.15 and 113,440,383.70

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Solution

The fourth proportional to 372,216,721.30, 558,346,077.15 and 113,440,383.70 is: 170,166,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,216,721.30 : 558,346,077.15 = 113,440,383.70 : x
  2. Step 2: Convert to fraction form
    372,216,721.30/558,346,077.15 = 113,440,383.70/x
  3. Step 3: Cross multiply
    372,216,721.30x = 558,346,077.15 × 113,440,383.70
  4. Step 4: Simplify right side
    372,216,721.30x = 63,338,993,229,285,800
  5. Step 5: Solve for x
    x = 63,338,993,229,285,800/372,216,721.30
  6. Step 6: Final answer
    x = 170,166,974.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.