Home / 192,465,810.60-288,698,715.90-56,164,972.20

Finding the Fourth Proportional to 192,465,810.60, 288,698,715.90 and 56,164,972.20

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Solution

The fourth proportional to 192,465,810.60, 288,698,715.90 and 56,164,972.20 is: 84,247,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,465,810.60 : 288,698,715.90 = 56,164,972.20 : x
  2. Step 2: Convert to fraction form
    192,465,810.60/288,698,715.90 = 56,164,972.20/x
  3. Step 3: Cross multiply
    192,465,810.60x = 288,698,715.90 × 56,164,972.20
  4. Step 4: Simplify right side
    192,465,810.60x = 16,214,755,352,699,198
  5. Step 5: Solve for x
    x = 16,214,755,352,699,198/192,465,810.60
  6. Step 6: Final answer
    x = 84,247,458.30

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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.