Home / 105,527,908.97-145,628,528.18-58,488,019.41

Finding the Fourth Proportional to 105,527,908.97, 145,628,528.18 and 58,488,019.41

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Solution

The fourth proportional to 105,527,908.97, 145,628,528.18 and 58,488,019.41 is: 80,713,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,527,908.97 : 145,628,528.18 = 58,488,019.41 : x
  2. Step 2: Convert to fraction form
    105,527,908.97/145,628,528.18 = 58,488,019.41/x
  3. Step 3: Cross multiply
    105,527,908.97x = 145,628,528.18 × 58,488,019.41
  4. Step 4: Simplify right side
    105,527,908.97x = 8,517,524,183,423,942
  5. Step 5: Solve for x
    x = 8,517,524,183,423,942/105,527,908.97
  6. Step 6: Final answer
    x = 80,713,474.44

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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.