Home / 190,311,686.64-285,479,349.48-54,007,737.84

Finding the Fourth Proportional to 190,311,686.64, 285,479,349.48 and 54,007,737.84

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Solution

The fourth proportional to 190,311,686.64, 285,479,349.48 and 54,007,737.84 is: 81,014,960.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,311,686.64 : 285,479,349.48 = 54,007,737.84 : x
  2. Step 2: Convert to fraction form
    190,311,686.64/285,479,349.48 = 54,007,737.84/x
  3. Step 3: Cross multiply
    190,311,686.64x = 285,479,349.48 × 54,007,737.84
  4. Step 4: Simplify right side
    190,311,686.64x = 15,418,093,865,449,582
  5. Step 5: Solve for x
    x = 15,418,093,865,449,582/190,311,686.64
  6. Step 6: Final answer
    x = 81,014,960.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.