Home / 114,872,191.82-172,309,787.20-38,195,220.05

Finding the Fourth Proportional to 114,872,191.82, 172,309,787.20 and 38,195,220.05

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Solution

The fourth proportional to 114,872,191.82, 172,309,787.20 and 38,195,220.05 is: 57,293,328.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,872,191.82 : 172,309,787.20 = 38,195,220.05 : x
  2. Step 2: Convert to fraction form
    114,872,191.82/172,309,787.20 = 38,195,220.05/x
  3. Step 3: Cross multiply
    114,872,191.82x = 172,309,787.20 × 38,195,220.05
  4. Step 4: Simplify right side
    114,872,191.82x = 6,581,410,238,011,124
  5. Step 5: Solve for x
    x = 6,581,410,238,011,124/114,872,191.82
  6. Step 6: Final answer
    x = 57,293,328.64

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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.