Home / 138,749,074,469.49-208,083,236,091.62-53,739,908,747.96

Finding the Fourth Proportional to 138,749,074,469.49, 208,083,236,091.62 and 53,739,908,747.96

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Solution

The fourth proportional to 138,749,074,469.49, 208,083,236,091.62 and 53,739,908,747.96 is: 80,594,224,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,749,074,469.49 : 208,083,236,091.62 = 53,739,908,747.96 : x
  2. Step 2: Convert to fraction form
    138,749,074,469.49/208,083,236,091.62 = 53,739,908,747.96/x
  3. Step 3: Cross multiply
    138,749,074,469.49x = 208,083,236,091.62 × 53,739,908,747.96
  4. Step 4: Simplify right side
    138,749,074,469.49x = 11,182,374,119,543,874,256,896
  5. Step 5: Solve for x
    x = 11,182,374,119,543,874,256,896/138,749,074,469.49
  6. Step 6: Final answer
    x = 80,594,224,951.05

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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.