Home / 367,272,003.80-550,908,005.70-319,442,313.80

Finding the Fourth Proportional to 367,272,003.80, 550,908,005.70 and 319,442,313.80

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Solution

The fourth proportional to 367,272,003.80, 550,908,005.70 and 319,442,313.80 is: 479,163,470.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,272,003.80 : 550,908,005.70 = 319,442,313.80 : x
  2. Step 2: Convert to fraction form
    367,272,003.80/550,908,005.70 = 319,442,313.80/x
  3. Step 3: Cross multiply
    367,272,003.80x = 550,908,005.70 × 319,442,313.80
  4. Step 4: Simplify right side
    367,272,003.80x = 175,983,328,031,751,616
  5. Step 5: Solve for x
    x = 175,983,328,031,751,616/367,272,003.80
  6. Step 6: Final answer
    x = 479,163,470.70

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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.