Home / 13,908,100,425.60-20,854,984,276.80-5,179,471,996.80

Finding the Fourth Proportional to 13,908,100,425.60, 20,854,984,276.80 and 5,179,471,996.80

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Solution

The fourth proportional to 13,908,100,425.60, 20,854,984,276.80 and 5,179,471,996.80 is: 7,766,539,192.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,100,425.60 : 20,854,984,276.80 = 5,179,471,996.80 : x
  2. Step 2: Convert to fraction form
    13,908,100,425.60/20,854,984,276.80 = 5,179,471,996.80/x
  3. Step 3: Cross multiply
    13,908,100,425.60x = 20,854,984,276.80 × 5,179,471,996.80
  4. Step 4: Simplify right side
    13,908,100,425.60x = 108,017,807,055,389,900,800
  5. Step 5: Solve for x
    x = 108,017,807,055,389,900,800/13,908,100,425.60
  6. Step 6: Final answer
    x = 7,766,539,192.98

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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.