Home / 125,850,932.46-173,683,015.56-76,293,395.01

Finding the Fourth Proportional to 125,850,932.46, 173,683,015.56 and 76,293,395.01

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Solution

The fourth proportional to 125,850,932.46, 173,683,015.56 and 76,293,395.01 is: 105,290,176.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,850,932.46 : 173,683,015.56 = 76,293,395.01 : x
  2. Step 2: Convert to fraction form
    125,850,932.46/173,683,015.56 = 76,293,395.01/x
  3. Step 3: Cross multiply
    125,850,932.46x = 173,683,015.56 × 76,293,395.01
  4. Step 4: Simplify right side
    125,850,932.46x = 13,250,866,912,647,058
  5. Step 5: Solve for x
    x = 13,250,866,912,647,058/125,850,932.46
  6. Step 6: Final answer
    x = 105,290,176.67

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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.