Home / 844,335,347.76-1,266,662,123.46-319,861,539.27

Finding the Fourth Proportional to 844,335,347.76, 1,266,662,123.46 and 319,861,539.27

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Solution

The fourth proportional to 844,335,347.76, 1,266,662,123.46 and 319,861,539.27 is: 479,852,581.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,335,347.76 : 1,266,662,123.46 = 319,861,539.27 : x
  2. Step 2: Convert to fraction form
    844,335,347.76/1,266,662,123.46 = 319,861,539.27/x
  3. Step 3: Cross multiply
    844,335,347.76x = 1,266,662,123.46 × 319,861,539.27
  4. Step 4: Simplify right side
    844,335,347.76x = 405,156,496,544,922,368
  5. Step 5: Solve for x
    x = 405,156,496,544,922,368/844,335,347.76
  6. Step 6: Final answer
    x = 479,852,581.82

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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.