Home / 1,069,237,671.21-1,603,857,786.21-292,890,025.17

Finding the Fourth Proportional to 1,069,237,671.21, 1,603,857,786.21 and 292,890,025.17

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Solution

The fourth proportional to 1,069,237,671.21, 1,603,857,786.21 and 292,890,025.17 is: 439,335,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,237,671.21 : 1,603,857,786.21 = 292,890,025.17 : x
  2. Step 2: Convert to fraction form
    1,069,237,671.21/1,603,857,786.21 = 292,890,025.17/x
  3. Step 3: Cross multiply
    1,069,237,671.21x = 1,603,857,786.21 × 292,890,025.17
  4. Step 4: Simplify right side
    1,069,237,671.21x = 469,753,947,372,147,392
  5. Step 5: Solve for x
    x = 469,753,947,372,147,392/1,069,237,671.21
  6. Step 6: Final answer
    x = 439,335,388.21

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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.