Home / 105,109,997.14-145,055,944.74-60,455,897.56

Finding the Fourth Proportional to 105,109,997.14, 145,055,944.74 and 60,455,897.56

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Solution

The fourth proportional to 105,109,997.14, 145,055,944.74 and 60,455,897.56 is: 83,431,524.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,109,997.14 : 145,055,944.74 = 60,455,897.56 : x
  2. Step 2: Convert to fraction form
    105,109,997.14/145,055,944.74 = 60,455,897.56/x
  3. Step 3: Cross multiply
    105,109,997.14x = 145,055,944.74 × 60,455,897.56
  4. Step 4: Simplify right side
    105,109,997.14x = 8,769,487,335,670,462
  5. Step 5: Solve for x
    x = 8,769,487,335,670,462/105,109,997.14
  6. Step 6: Final answer
    x = 83,431,524.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.