Home / 591,876,007.20-887,814,010.80-155,175,847.20

Finding the Fourth Proportional to 591,876,007.20, 887,814,010.80 and 155,175,847.20

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Solution

The fourth proportional to 591,876,007.20, 887,814,010.80 and 155,175,847.20 is: 232,763,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,876,007.20 : 887,814,010.80 = 155,175,847.20 : x
  2. Step 2: Convert to fraction form
    591,876,007.20/887,814,010.80 = 155,175,847.20/x
  3. Step 3: Cross multiply
    591,876,007.20x = 887,814,010.80 × 155,175,847.20
  4. Step 4: Simplify right side
    591,876,007.20x = 137,767,291,281,919,936
  5. Step 5: Solve for x
    x = 137,767,291,281,919,936/591,876,007.20
  6. Step 6: Final answer
    x = 232,763,770.80

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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.