Home / 269,029,040.34-403,216,724.30-145,915,418.28

Finding the Fourth Proportional to 269,029,040.34, 403,216,724.30 and 145,915,418.28

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Solution

The fourth proportional to 269,029,040.34, 403,216,724.30 and 145,915,418.28 is: 218,695,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,029,040.34 : 403,216,724.30 = 145,915,418.28 : x
  2. Step 2: Convert to fraction form
    269,029,040.34/403,216,724.30 = 145,915,418.28/x
  3. Step 3: Cross multiply
    269,029,040.34x = 403,216,724.30 × 145,915,418.28
  4. Step 4: Simplify right side
    269,029,040.34x = 58,835,536,982,996,368
  5. Step 5: Solve for x
    x = 58,835,536,982,996,368/269,029,040.34
  6. Step 6: Final answer
    x = 218,695,858.67

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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.