Home / 264,188,429.40-395,946,720.90-127,579,661.40

Finding the Fourth Proportional to 264,188,429.40, 395,946,720.90 and 127,579,661.40

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Solution

The fourth proportional to 264,188,429.40, 395,946,720.90 and 127,579,661.40 is: 191,207,270.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,188,429.40 : 395,946,720.90 = 127,579,661.40 : x
  2. Step 2: Convert to fraction form
    264,188,429.40/395,946,720.90 = 127,579,661.40/x
  3. Step 3: Cross multiply
    264,188,429.40x = 395,946,720.90 × 127,579,661.40
  4. Step 4: Simplify right side
    264,188,429.40x = 50,514,748,584,862,304
  5. Step 5: Solve for x
    x = 50,514,748,584,862,304/264,188,429.40
  6. Step 6: Final answer
    x = 191,207,270.88

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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.