Home / 132,944,782.48-183,494,410.80-77,958,353.68

Finding the Fourth Proportional to 132,944,782.48, 183,494,410.80 and 77,958,353.68

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Solution

The fourth proportional to 132,944,782.48, 183,494,410.80 and 77,958,353.68 is: 107,600,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,944,782.48 : 183,494,410.80 = 77,958,353.68 : x
  2. Step 2: Convert to fraction form
    132,944,782.48/183,494,410.80 = 77,958,353.68/x
  3. Step 3: Cross multiply
    132,944,782.48x = 183,494,410.80 × 77,958,353.68
  4. Step 4: Simplify right side
    132,944,782.48x = 14,304,922,175,449,614
  5. Step 5: Solve for x
    x = 14,304,922,175,449,614/132,944,782.48
  6. Step 6: Final answer
    x = 107,600,478.25

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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.