Home / 776,590,842.45-1,165,049,864.97-251,918,976.67

Finding the Fourth Proportional to 776,590,842.45, 1,165,049,864.97 and 251,918,976.67

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Solution

The fourth proportional to 776,590,842.45, 1,165,049,864.97 and 251,918,976.67 is: 377,931,535.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,590,842.45 : 1,165,049,864.97 = 251,918,976.67 : x
  2. Step 2: Convert to fraction form
    776,590,842.45/1,165,049,864.97 = 251,918,976.67/x
  3. Step 3: Cross multiply
    776,590,842.45x = 1,165,049,864.97 × 251,918,976.67
  4. Step 4: Simplify right side
    776,590,842.45x = 293,498,169,752,764,096
  5. Step 5: Solve for x
    x = 293,498,169,752,764,096/776,590,842.45
  6. Step 6: Final answer
    x = 377,931,535.77

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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.