Home / 13,496,294,250.40-20,245,778,178.06-4,989,907,381.66

Finding the Fourth Proportional to 13,496,294,250.40, 20,245,778,178.06 and 4,989,907,381.66

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Solution

The fourth proportional to 13,496,294,250.40, 20,245,778,178.06 and 4,989,907,381.66 is: 7,485,355,320.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496,294,250.40 : 20,245,778,178.06 = 4,989,907,381.66 : x
  2. Step 2: Convert to fraction form
    13,496,294,250.40/20,245,778,178.06 = 4,989,907,381.66/x
  3. Step 3: Cross multiply
    13,496,294,250.40x = 20,245,778,178.06 × 4,989,907,381.66
  4. Step 4: Simplify right side
    13,496,294,250.40x = 101,024,557,978,152,550,400
  5. Step 5: Solve for x
    x = 101,024,557,978,152,550,400/13,496,294,250.40
  6. Step 6: Final answer
    x = 7,485,355,320.79

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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.