Home / 127,489,848.26-191,273,800.41-65,285,205.82

Finding the Fourth Proportional to 127,489,848.26, 191,273,800.41 and 65,285,205.82

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Solution

The fourth proportional to 127,489,848.26, 191,273,800.41 and 65,285,205.82 is: 97,947,794.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,489,848.26 : 191,273,800.41 = 65,285,205.82 : x
  2. Step 2: Convert to fraction form
    127,489,848.26/191,273,800.41 = 65,285,205.82/x
  3. Step 3: Cross multiply
    127,489,848.26x = 191,273,800.41 × 65,285,205.82
  4. Step 4: Simplify right side
    127,489,848.26x = 12,487,349,426,457,654
  5. Step 5: Solve for x
    x = 12,487,349,426,457,654/127,489,848.26
  6. Step 6: Final answer
    x = 97,947,794.25

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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.