Home / 532,237,332.80-798,355,999.20-187,188,219.20

Finding the Fourth Proportional to 532,237,332.80, 798,355,999.20 and 187,188,219.20

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Solution

The fourth proportional to 532,237,332.80, 798,355,999.20 and 187,188,219.20 is: 280,782,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,237,332.80 : 798,355,999.20 = 187,188,219.20 : x
  2. Step 2: Convert to fraction form
    532,237,332.80/798,355,999.20 = 187,188,219.20/x
  3. Step 3: Cross multiply
    532,237,332.80x = 798,355,999.20 × 187,188,219.20
  4. Step 4: Simplify right side
    532,237,332.80x = 149,442,837,777,884,640
  5. Step 5: Solve for x
    x = 149,442,837,777,884,640/532,237,332.80
  6. Step 6: Final answer
    x = 280,782,328.80

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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.