Home / 319,870,577.81-479,823,815.00-89,821,726.34

Finding the Fourth Proportional to 319,870,577.81, 479,823,815.00 and 89,821,726.34

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Solution

The fourth proportional to 319,870,577.81, 479,823,815.00 and 89,821,726.34 is: 134,737,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,870,577.81 : 479,823,815.00 = 89,821,726.34 : x
  2. Step 2: Convert to fraction form
    319,870,577.81/479,823,815.00 = 89,821,726.34/x
  3. Step 3: Cross multiply
    319,870,577.81x = 479,823,815.00 × 89,821,726.34
  4. Step 4: Simplify right side
    319,870,577.81x = 43,098,603,400,170,216
  5. Step 5: Solve for x
    x = 43,098,603,400,170,216/319,870,577.81
  6. Step 6: Final answer
    x = 134,737,629.50

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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.