Home / 134,498,983.37-185,608,933.53-77,994,681.53

Finding the Fourth Proportional to 134,498,983.37, 185,608,933.53 and 77,994,681.53

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Solution

The fourth proportional to 134,498,983.37, 185,608,933.53 and 77,994,681.53 is: 107,632,855.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,498,983.37 : 185,608,933.53 = 77,994,681.53 : x
  2. Step 2: Convert to fraction form
    134,498,983.37/185,608,933.53 = 77,994,681.53/x
  3. Step 3: Cross multiply
    134,498,983.37x = 185,608,933.53 × 77,994,681.53
  4. Step 4: Simplify right side
    134,498,983.37x = 14,476,509,659,795,290
  5. Step 5: Solve for x
    x = 14,476,509,659,795,290/134,498,983.37
  6. Step 6: Final answer
    x = 107,632,855.63

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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.