Home / 639,089,825.10-958,634,737.65-366,992,033.10

Finding the Fourth Proportional to 639,089,825.10, 958,634,737.65 and 366,992,033.10

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Solution

The fourth proportional to 639,089,825.10, 958,634,737.65 and 366,992,033.10 is: 550,488,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,089,825.10 : 958,634,737.65 = 366,992,033.10 : x
  2. Step 2: Convert to fraction form
    639,089,825.10/958,634,737.65 = 366,992,033.10/x
  3. Step 3: Cross multiply
    639,089,825.10x = 958,634,737.65 × 366,992,033.10
  4. Step 4: Simplify right side
    639,089,825.10x = 351,811,311,370,458,624
  5. Step 5: Solve for x
    x = 351,811,311,370,458,624/639,089,825.10
  6. Step 6: Final answer
    x = 550,488,049.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.