Home / 72,274,860.23-108,280,758.69-64,526,450.45

Finding the Fourth Proportional to 72,274,860.23, 108,280,758.69 and 64,526,450.45

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Solution

The fourth proportional to 72,274,860.23, 108,280,758.69 and 64,526,450.45 is: 96,672,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,274,860.23 : 108,280,758.69 = 64,526,450.45 : x
  2. Step 2: Convert to fraction form
    72,274,860.23/108,280,758.69 = 64,526,450.45/x
  3. Step 3: Cross multiply
    72,274,860.23x = 108,280,758.69 × 64,526,450.45
  4. Step 4: Simplify right side
    72,274,860.23x = 6,986,973,009,757,288
  5. Step 5: Solve for x
    x = 6,986,973,009,757,288/72,274,860.23
  6. Step 6: Final answer
    x = 96,672,245.20

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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.