Home / 1,254,546,190.73-1,882,033,675.34-517,213,031.42

Finding the Fourth Proportional to 1,254,546,190.73, 1,882,033,675.34 and 517,213,031.42

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Solution

The fourth proportional to 1,254,546,190.73, 1,882,033,675.34 and 517,213,031.42 is: 775,907,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,546,190.73 : 1,882,033,675.34 = 517,213,031.42 : x
  2. Step 2: Convert to fraction form
    1,254,546,190.73/1,882,033,675.34 = 517,213,031.42/x
  3. Step 3: Cross multiply
    1,254,546,190.73x = 1,882,033,675.34 × 517,213,031.42
  4. Step 4: Simplify right side
    1,254,546,190.73x = 973,412,342,445,129,344
  5. Step 5: Solve for x
    x = 973,412,342,445,129,344/1,254,546,190.73
  6. Step 6: Final answer
    x = 775,907,933.60

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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.