Home / 412,494,934.76-570,741,953.67-359,681,770.57

Finding the Fourth Proportional to 412,494,934.76, 570,741,953.67 and 359,681,770.57

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Solution

The fourth proportional to 412,494,934.76, 570,741,953.67 and 359,681,770.57 is: 497,667,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,494,934.76 : 570,741,953.67 = 359,681,770.57 : x
  2. Step 2: Convert to fraction form
    412,494,934.76/570,741,953.67 = 359,681,770.57/x
  3. Step 3: Cross multiply
    412,494,934.76x = 570,741,953.67 × 359,681,770.57
  4. Step 4: Simplify right side
    412,494,934.76x = 205,285,476,434,606,496
  5. Step 5: Solve for x
    x = 205,285,476,434,606,496/412,494,934.76
  6. Step 6: Final answer
    x = 497,667,872.10

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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.