Home / 1,179,733,604.23-1,769,833,522.91-432,756,311.42

Finding the Fourth Proportional to 1,179,733,604.23, 1,769,833,522.91 and 432,756,311.42

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Solution

The fourth proportional to 1,179,733,604.23, 1,769,833,522.91 and 432,756,311.42 is: 649,219,980.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,733,604.23 : 1,769,833,522.91 = 432,756,311.42 : x
  2. Step 2: Convert to fraction form
    1,179,733,604.23/1,769,833,522.91 = 432,756,311.42/x
  3. Step 3: Cross multiply
    1,179,733,604.23x = 1,769,833,522.91 × 432,756,311.42
  4. Step 4: Simplify right side
    1,179,733,604.23x = 765,906,627,201,995,776
  5. Step 5: Solve for x
    x = 765,906,627,201,995,776/1,179,733,604.23
  6. Step 6: Final answer
    x = 649,219,980.22

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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.