Home / 118,749,997.44-177,972,780.48-103,333,222.08

Finding the Fourth Proportional to 118,749,997.44, 177,972,780.48 and 103,333,222.08

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Solution

The fourth proportional to 118,749,997.44, 177,972,780.48 and 103,333,222.08 is: 154,867,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,749,997.44 : 177,972,780.48 = 103,333,222.08 : x
  2. Step 2: Convert to fraction form
    118,749,997.44/177,972,780.48 = 103,333,222.08/x
  3. Step 3: Cross multiply
    118,749,997.44x = 177,972,780.48 × 103,333,222.08
  4. Step 4: Simplify right side
    118,749,997.44x = 18,390,500,849,534,928
  5. Step 5: Solve for x
    x = 18,390,500,849,534,928/118,749,997.44
  6. Step 6: Final answer
    x = 154,867,378.91

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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.