Home / 85,191,704.40-127,700,465.40-41,994,469.20

Finding the Fourth Proportional to 85,191,704.40, 127,700,465.40 and 41,994,469.20

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Solution

The fourth proportional to 85,191,704.40, 127,700,465.40 and 41,994,469.20 is: 62,948,772.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,191,704.40 : 127,700,465.40 = 41,994,469.20 : x
  2. Step 2: Convert to fraction form
    85,191,704.40/127,700,465.40 = 41,994,469.20/x
  3. Step 3: Cross multiply
    85,191,704.40x = 127,700,465.40 × 41,994,469.20
  4. Step 4: Simplify right side
    85,191,704.40x = 5,362,713,261,065,966
  5. Step 5: Solve for x
    x = 5,362,713,261,065,966/85,191,704.40
  6. Step 6: Final answer
    x = 62,948,772.99

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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.