Home / 313,522,532.82-432,023,571.88-242,527,017.51

Finding the Fourth Proportional to 313,522,532.82, 432,023,571.88 and 242,527,017.51

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Solution

The fourth proportional to 313,522,532.82, 432,023,571.88 and 242,527,017.51 is: 334,194,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,522,532.82 : 432,023,571.88 = 242,527,017.51 : x
  2. Step 2: Convert to fraction form
    313,522,532.82/432,023,571.88 = 242,527,017.51/x
  3. Step 3: Cross multiply
    313,522,532.82x = 432,023,571.88 × 242,527,017.51
  4. Step 4: Simplify right side
    313,522,532.82x = 104,777,388,381,467,184
  5. Step 5: Solve for x
    x = 104,777,388,381,467,184/313,522,532.82
  6. Step 6: Final answer
    x = 334,194,124.55

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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.