Home / 192,974,464.80-289,433,703.60-56,645,632.80

Finding the Fourth Proportional to 192,974,464.80, 289,433,703.60 and 56,645,632.80

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Solution

The fourth proportional to 192,974,464.80, 289,433,703.60 and 56,645,632.80 is: 84,960,231.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,974,464.80 : 289,433,703.60 = 56,645,632.80 : x
  2. Step 2: Convert to fraction form
    192,974,464.80/289,433,703.60 = 56,645,632.80/x
  3. Step 3: Cross multiply
    192,974,464.80x = 289,433,703.60 × 56,645,632.80
  4. Step 4: Simplify right side
    192,974,464.80x = 16,395,155,294,069,638
  5. Step 5: Solve for x
    x = 16,395,155,294,069,638/192,974,464.80
  6. Step 6: Final answer
    x = 84,960,231.97

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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.