Home / 127,219,301.31-190,828,952.87-36,342,890.31

Finding the Fourth Proportional to 127,219,301.31, 190,828,952.87 and 36,342,890.31

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Solution

The fourth proportional to 127,219,301.31, 190,828,952.87 and 36,342,890.31 is: 54,514,335.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,219,301.31 : 190,828,952.87 = 36,342,890.31 : x
  2. Step 2: Convert to fraction form
    127,219,301.31/190,828,952.87 = 36,342,890.31/x
  3. Step 3: Cross multiply
    127,219,301.31x = 190,828,952.87 × 36,342,890.31
  4. Step 4: Simplify right side
    127,219,301.31x = 6,935,275,701,893,784
  5. Step 5: Solve for x
    x = 6,935,275,701,893,784/127,219,301.31
  6. Step 6: Final answer
    x = 54,514,335.72

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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.