Home / 1,195,638,231.50-1,649,776,418.74-693,731,954.35

Finding the Fourth Proportional to 1,195,638,231.50, 1,649,776,418.74 and 693,731,954.35

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Solution

The fourth proportional to 1,195,638,231.50, 1,649,776,418.74 and 693,731,954.35 is: 957,231,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,638,231.50 : 1,649,776,418.74 = 693,731,954.35 : x
  2. Step 2: Convert to fraction form
    1,195,638,231.50/1,649,776,418.74 = 693,731,954.35/x
  3. Step 3: Cross multiply
    1,195,638,231.50x = 1,649,776,418.74 × 693,731,954.35
  4. Step 4: Simplify right side
    1,195,638,231.50x = 1,144,502,619,219,150,848
  5. Step 5: Solve for x
    x = 1,144,502,619,219,150,848/1,195,638,231.50
  6. Step 6: Final answer
    x = 957,231,534.65

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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.