Home / 115,801,789.65-173,708,270.78-38,076,972.86

Finding the Fourth Proportional to 115,801,789.65, 173,708,270.78 and 38,076,972.86

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Solution

The fourth proportional to 115,801,789.65, 173,708,270.78 and 38,076,972.86 is: 57,117,296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,801,789.65 : 173,708,270.78 = 38,076,972.86 : x
  2. Step 2: Convert to fraction form
    115,801,789.65/173,708,270.78 = 38,076,972.86/x
  3. Step 3: Cross multiply
    115,801,789.65x = 173,708,270.78 × 38,076,972.86
  4. Step 4: Simplify right side
    115,801,789.65x = 6,614,285,111,910,039
  5. Step 5: Solve for x
    x = 6,614,285,111,910,039/115,801,789.65
  6. Step 6: Final answer
    x = 57,117,296.13

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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.