Home / 608,133,954.18-912,108,763.11-165,511,125.72

Finding the Fourth Proportional to 608,133,954.18, 912,108,763.11 and 165,511,125.72

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Solution

The fourth proportional to 608,133,954.18, 912,108,763.11 and 165,511,125.72 is: 248,241,603.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,133,954.18 : 912,108,763.11 = 165,511,125.72 : x
  2. Step 2: Convert to fraction form
    608,133,954.18/912,108,763.11 = 165,511,125.72/x
  3. Step 3: Cross multiply
    608,133,954.18x = 912,108,763.11 × 165,511,125.72
  4. Step 4: Simplify right side
    608,133,954.18x = 150,964,148,161,412,896
  5. Step 5: Solve for x
    x = 150,964,148,161,412,896/608,133,954.18
  6. Step 6: Final answer
    x = 248,241,603.88

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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.