Home / 79,859,093.40-119,788,640.10-39,548,309.40

Finding the Fourth Proportional to 79,859,093.40, 119,788,640.10 and 39,548,309.40

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Solution

The fourth proportional to 79,859,093.40, 119,788,640.10 and 39,548,309.40 is: 59,322,464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,859,093.40 : 119,788,640.10 = 39,548,309.40 : x
  2. Step 2: Convert to fraction form
    79,859,093.40/119,788,640.10 = 39,548,309.40/x
  3. Step 3: Cross multiply
    79,859,093.40x = 119,788,640.10 × 39,548,309.40
  4. Step 4: Simplify right side
    79,859,093.40x = 4,737,438,201,280,047
  5. Step 5: Solve for x
    x = 4,737,438,201,280,047/79,859,093.40
  6. Step 6: Final answer
    x = 59,322,464.10

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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.