Home / 384,917,029.60-577,375,544.40-262,473,023.20

Finding the Fourth Proportional to 384,917,029.60, 577,375,544.40 and 262,473,023.20

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Solution

The fourth proportional to 384,917,029.60, 577,375,544.40 and 262,473,023.20 is: 393,709,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,917,029.60 : 577,375,544.40 = 262,473,023.20 : x
  2. Step 2: Convert to fraction form
    384,917,029.60/577,375,544.40 = 262,473,023.20/x
  3. Step 3: Cross multiply
    384,917,029.60x = 577,375,544.40 × 262,473,023.20
  4. Step 4: Simplify right side
    384,917,029.60x = 151,545,504,660,413,824
  5. Step 5: Solve for x
    x = 151,545,504,660,413,824/384,917,029.60
  6. Step 6: Final answer
    x = 393,709,534.80

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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.