Home / 1,491,128,392.98-2,237,015,456.31-571,004,764.41

Finding the Fourth Proportional to 1,491,128,392.98, 2,237,015,456.31 and 571,004,764.41

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Solution

The fourth proportional to 1,491,128,392.98, 2,237,015,456.31 and 571,004,764.41 is: 856,630,783.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,128,392.98 : 2,237,015,456.31 = 571,004,764.41 : x
  2. Step 2: Convert to fraction form
    1,491,128,392.98/2,237,015,456.31 = 571,004,764.41/x
  3. Step 3: Cross multiply
    1,491,128,392.98x = 2,237,015,456.31 × 571,004,764.41
  4. Step 4: Simplify right side
    1,491,128,392.98x = 1,277,346,483,611,820,032
  5. Step 5: Solve for x
    x = 1,277,346,483,611,820,032/1,491,128,392.98
  6. Step 6: Final answer
    x = 856,630,783.52

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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.