Home / 127,597,896.09-191,430,904.61-45,725,050.57

Finding the Fourth Proportional to 127,597,896.09, 191,430,904.61 and 45,725,050.57

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Solution

The fourth proportional to 127,597,896.09, 191,430,904.61 and 45,725,050.57 is: 68,599,781.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,597,896.09 : 191,430,904.61 = 45,725,050.57 : x
  2. Step 2: Convert to fraction form
    127,597,896.09/191,430,904.61 = 45,725,050.57/x
  3. Step 3: Cross multiply
    127,597,896.09x = 191,430,904.61 × 45,725,050.57
  4. Step 4: Simplify right side
    127,597,896.09x = 8,753,187,793,588,833
  5. Step 5: Solve for x
    x = 8,753,187,793,588,833/127,597,896.09
  6. Step 6: Final answer
    x = 68,599,781.52

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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.