Home / 127,514,257.20-191,271,385.80-119,955,985.20

Finding the Fourth Proportional to 127,514,257.20, 191,271,385.80 and 119,955,985.20

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Solution

The fourth proportional to 127,514,257.20, 191,271,385.80 and 119,955,985.20 is: 179,933,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,514,257.20 : 191,271,385.80 = 119,955,985.20 : x
  2. Step 2: Convert to fraction form
    127,514,257.20/191,271,385.80 = 119,955,985.20/x
  3. Step 3: Cross multiply
    127,514,257.20x = 191,271,385.80 × 119,955,985.20
  4. Step 4: Simplify right side
    127,514,257.20x = 22,944,147,524,208,292
  5. Step 5: Solve for x
    x = 22,944,147,524,208,292/127,514,257.20
  6. Step 6: Final answer
    x = 179,933,977.80

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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.