Home / 412,494,933.76-570,741,952.29-359,681,769.57

Finding the Fourth Proportional to 412,494,933.76, 570,741,952.29 and 359,681,769.57

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Solution

The fourth proportional to 412,494,933.76, 570,741,952.29 and 359,681,769.57 is: 497,667,870.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,494,933.76 : 570,741,952.29 = 359,681,769.57 : x
  2. Step 2: Convert to fraction form
    412,494,933.76/570,741,952.29 = 359,681,769.57/x
  3. Step 3: Cross multiply
    412,494,933.76x = 570,741,952.29 × 359,681,769.57
  4. Step 4: Simplify right side
    412,494,933.76x = 205,285,475,367,503,712
  5. Step 5: Solve for x
    x = 205,285,475,367,503,712/412,494,933.76
  6. Step 6: Final answer
    x = 497,667,870.73

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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.