Home / 127,514,259.20-191,271,388.80-119,955,987.20

Finding the Fourth Proportional to 127,514,259.20, 191,271,388.80 and 119,955,987.20

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Solution

The fourth proportional to 127,514,259.20, 191,271,388.80 and 119,955,987.20 is: 179,933,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,514,259.20 : 191,271,388.80 = 119,955,987.20 : x
  2. Step 2: Convert to fraction form
    127,514,259.20/191,271,388.80 = 119,955,987.20/x
  3. Step 3: Cross multiply
    127,514,259.20x = 191,271,388.80 × 119,955,987.20
  4. Step 4: Simplify right side
    127,514,259.20x = 22,944,148,266,619,024
  5. Step 5: Solve for x
    x = 22,944,148,266,619,024/127,514,259.20
  6. Step 6: Final answer
    x = 179,933,980.80

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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.