Home / 131,928,824.88-182,066,643.27-79,707,771.63

Finding the Fourth Proportional to 131,928,824.88, 182,066,643.27 and 79,707,771.63

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Solution

The fourth proportional to 131,928,824.88, 182,066,643.27 and 79,707,771.63 is: 109,999,664.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,928,824.88 : 182,066,643.27 = 79,707,771.63 : x
  2. Step 2: Convert to fraction form
    131,928,824.88/182,066,643.27 = 79,707,771.63/x
  3. Step 3: Cross multiply
    131,928,824.88x = 182,066,643.27 × 79,707,771.63
  4. Step 4: Simplify right side
    131,928,824.88x = 14,512,126,423,205,836
  5. Step 5: Solve for x
    x = 14,512,126,423,205,836/131,928,824.88
  6. Step 6: Final answer
    x = 109,999,664.11

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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.