Home / 77,759,236.80-116,638,056.34-44,948,928.78

Finding the Fourth Proportional to 77,759,236.80, 116,638,056.34 and 44,948,928.78

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Solution

The fourth proportional to 77,759,236.80, 116,638,056.34 and 44,948,928.78 is: 67,422,931.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,759,236.80 : 116,638,056.34 = 44,948,928.78 : x
  2. Step 2: Convert to fraction form
    77,759,236.80/116,638,056.34 = 44,948,928.78/x
  3. Step 3: Cross multiply
    77,759,236.80x = 116,638,056.34 × 44,948,928.78
  4. Step 4: Simplify right side
    77,759,236.80x = 5,242,755,687,351,916
  5. Step 5: Solve for x
    x = 5,242,755,687,351,916/77,759,236.80
  6. Step 6: Final answer
    x = 67,422,931.39

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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.