Home / 370,282,212.52-510,986,738.98-203,015,716.74

Finding the Fourth Proportional to 370,282,212.52, 510,986,738.98 and 203,015,716.74

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Solution

The fourth proportional to 370,282,212.52, 510,986,738.98 and 203,015,716.74 is: 280,160,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,282,212.52 : 510,986,738.98 = 203,015,716.74 : x
  2. Step 2: Convert to fraction form
    370,282,212.52/510,986,738.98 = 203,015,716.74/x
  3. Step 3: Cross multiply
    370,282,212.52x = 510,986,738.98 × 203,015,716.74
  4. Step 4: Simplify right side
    370,282,212.52x = 103,738,339,058,660,000
  5. Step 5: Solve for x
    x = 103,738,339,058,660,000/370,282,212.52
  6. Step 6: Final answer
    x = 280,160,200.93

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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.