Home / 1,078,311,729.80-1,617,467,594.70-1,035,985,406.60

Finding the Fourth Proportional to 1,078,311,729.80, 1,617,467,594.70 and 1,035,985,406.60

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Solution

The fourth proportional to 1,078,311,729.80, 1,617,467,594.70 and 1,035,985,406.60 is: 1,553,978,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,311,729.80 : 1,617,467,594.70 = 1,035,985,406.60 : x
  2. Step 2: Convert to fraction form
    1,078,311,729.80/1,617,467,594.70 = 1,035,985,406.60/x
  3. Step 3: Cross multiply
    1,078,311,729.80x = 1,617,467,594.70 × 1,035,985,406.60
  4. Step 4: Simplify right side
    1,078,311,729.80x = 1,675,672,823,757,603,584
  5. Step 5: Solve for x
    x = 1,675,672,823,757,603,584/1,078,311,729.80
  6. Step 6: Final answer
    x = 1,553,978,109.90

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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.