Home / 231,820,145.20-347,772,208.20-116,514,506.80

Finding the Fourth Proportional to 231,820,145.20, 347,772,208.20 and 116,514,506.80

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Solution

The fourth proportional to 231,820,145.20, 347,772,208.20 and 116,514,506.80 is: 174,792,864.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,820,145.20 : 347,772,208.20 = 116,514,506.80 : x
  2. Step 2: Convert to fraction form
    231,820,145.20/347,772,208.20 = 116,514,506.80/x
  3. Step 3: Cross multiply
    231,820,145.20x = 347,772,208.20 × 116,514,506.80
  4. Step 4: Simplify right side
    231,820,145.20x = 40,520,507,317,169,912
  5. Step 5: Solve for x
    x = 40,520,507,317,169,912/231,820,145.20
  6. Step 6: Final answer
    x = 174,792,864.88

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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.