Home / 20,726,222,523.20-31,089,333,784.80-10,247,056,308.80

Finding the Fourth Proportional to 20,726,222,523.20, 31,089,333,784.80 and 10,247,056,308.80

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Solution

The fourth proportional to 20,726,222,523.20, 31,089,333,784.80 and 10,247,056,308.80 is: 15,370,584,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,726,222,523.20 : 31,089,333,784.80 = 10,247,056,308.80 : x
  2. Step 2: Convert to fraction form
    20,726,222,523.20/31,089,333,784.80 = 10,247,056,308.80/x
  3. Step 3: Cross multiply
    20,726,222,523.20x = 31,089,333,784.80 × 10,247,056,308.80
  4. Step 4: Simplify right side
    20,726,222,523.20x = 318,574,153,895,923,810,304
  5. Step 5: Solve for x
    x = 318,574,153,895,923,810,304/20,726,222,523.20
  6. Step 6: Final answer
    x = 15,370,584,463.20

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1.5x scale

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.