Home / 2,834,354,469.60-4,251,531,704.40-869,191,939.80

Finding the Fourth Proportional to 2,834,354,469.60, 4,251,531,704.40 and 869,191,939.80

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Solution

The fourth proportional to 2,834,354,469.60, 4,251,531,704.40 and 869,191,939.80 is: 1,303,787,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,354,469.60 : 4,251,531,704.40 = 869,191,939.80 : x
  2. Step 2: Convert to fraction form
    2,834,354,469.60/4,251,531,704.40 = 869,191,939.80/x
  3. Step 3: Cross multiply
    2,834,354,469.60x = 4,251,531,704.40 × 869,191,939.80
  4. Step 4: Simplify right side
    2,834,354,469.60x = 3,695,397,089,268,636,160
  5. Step 5: Solve for x
    x = 3,695,397,089,268,636,160/2,834,354,469.60
  6. Step 6: Final answer
    x = 1,303,787,909.70

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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.