Home / 154,514,159.20-213,248,078.04-92,668,520.80

Finding the Fourth Proportional to 154,514,159.20, 213,248,078.04 and 92,668,520.80

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Solution

The fourth proportional to 154,514,159.20, 213,248,078.04 and 92,668,520.80 is: 127,893,676.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,514,159.20 : 213,248,078.04 = 92,668,520.80 : x
  2. Step 2: Convert to fraction form
    154,514,159.20/213,248,078.04 = 92,668,520.80/x
  3. Step 3: Cross multiply
    154,514,159.20x = 213,248,078.04 × 92,668,520.80
  4. Step 4: Simplify right side
    154,514,159.20x = 19,761,383,955,409,760
  5. Step 5: Solve for x
    x = 19,761,383,955,409,760/154,514,159.20
  6. Step 6: Final answer
    x = 127,893,676.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.