Home / 304,976,879.10-420,871,353.98-165,747,647.70

Finding the Fourth Proportional to 304,976,879.10, 420,871,353.98 and 165,747,647.70

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Solution

The fourth proportional to 304,976,879.10, 420,871,353.98 and 165,747,647.70 is: 228,733,526.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,976,879.10 : 420,871,353.98 = 165,747,647.70 : x
  2. Step 2: Convert to fraction form
    304,976,879.10/420,871,353.98 = 165,747,647.70/x
  3. Step 3: Cross multiply
    304,976,879.10x = 420,871,353.98 × 165,747,647.70
  4. Step 4: Simplify right side
    304,976,879.10x = 69,758,436,905,670,296
  5. Step 5: Solve for x
    x = 69,758,436,905,670,296/304,976,879.10
  6. Step 6: Final answer
    x = 228,733,526.00

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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.