Home / 216,423,145.80-324,837,672.30-114,260,502.60

Finding the Fourth Proportional to 216,423,145.80, 324,837,672.30 and 114,260,502.60

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Solution

The fourth proportional to 216,423,145.80, 324,837,672.30 and 114,260,502.60 is: 171,497,903.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,423,145.80 : 324,837,672.30 = 114,260,502.60 : x
  2. Step 2: Convert to fraction form
    216,423,145.80/324,837,672.30 = 114,260,502.60/x
  3. Step 3: Cross multiply
    216,423,145.80x = 324,837,672.30 × 114,260,502.60
  4. Step 4: Simplify right side
    216,423,145.80x = 37,116,115,700,412,096
  5. Step 5: Solve for x
    x = 37,116,115,700,412,096/216,423,145.80
  6. Step 6: Final answer
    x = 171,497,903.16

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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.