Home / 15,285,356,376.20-22,920,363,596.04-8,905,955,087.54

Finding the Fourth Proportional to 15,285,356,376.20, 22,920,363,596.04 and 8,905,955,087.54

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Solution

The fourth proportional to 15,285,356,376.20, 22,920,363,596.04 and 8,905,955,087.54 is: 13,354,463,170.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,285,356,376.20 : 22,920,363,596.04 = 8,905,955,087.54 : x
  2. Step 2: Convert to fraction form
    15,285,356,376.20/22,920,363,596.04 = 8,905,955,087.54/x
  3. Step 3: Cross multiply
    15,285,356,376.20x = 22,920,363,596.04 × 8,905,955,087.54
  4. Step 4: Simplify right side
    15,285,356,376.20x = 204,127,728,776,419,082,240
  5. Step 5: Solve for x
    x = 204,127,728,776,419,082,240/15,285,356,376.20
  6. Step 6: Final answer
    x = 13,354,463,170.66

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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.