Home / 269,527,920.45-371,948,529.93-145,768,597.44

Finding the Fourth Proportional to 269,527,920.45, 371,948,529.93 and 145,768,597.44

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Solution

The fourth proportional to 269,527,920.45, 371,948,529.93 and 145,768,597.44 is: 201,160,664.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,527,920.45 : 371,948,529.93 = 145,768,597.44 : x
  2. Step 2: Convert to fraction form
    269,527,920.45/371,948,529.93 = 145,768,597.44/x
  3. Step 3: Cross multiply
    269,527,920.45x = 371,948,529.93 × 145,768,597.44
  4. Step 4: Simplify right side
    269,527,920.45x = 54,218,415,527,765,960
  5. Step 5: Solve for x
    x = 54,218,415,527,765,960/269,527,920.45
  6. Step 6: Final answer
    x = 201,160,664.31

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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.