Home / 216,423,124.80-324,837,640.80-114,260,481.60

Finding the Fourth Proportional to 216,423,124.80, 324,837,640.80 and 114,260,481.60

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Solution

The fourth proportional to 216,423,124.80, 324,837,640.80 and 114,260,481.60 is: 171,497,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,423,124.80 : 324,837,640.80 = 114,260,481.60 : x
  2. Step 2: Convert to fraction form
    216,423,124.80/324,837,640.80 = 114,260,481.60/x
  3. Step 3: Cross multiply
    216,423,124.80x = 324,837,640.80 × 114,260,481.60
  4. Step 4: Simplify right side
    216,423,124.80x = 37,116,105,279,615,808
  5. Step 5: Solve for x
    x = 37,116,105,279,615,808/216,423,124.80
  6. Step 6: Final answer
    x = 171,497,871.65

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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.