Home / 20,498,969,443.96-30,740,504,721.90-7,050,696,254.02

Finding the Fourth Proportional to 20,498,969,443.96, 30,740,504,721.90 and 7,050,696,254.02

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Solution

The fourth proportional to 20,498,969,443.96, 30,740,504,721.90 and 7,050,696,254.02 is: 10,573,310,140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,498,969,443.96 : 30,740,504,721.90 = 7,050,696,254.02 : x
  2. Step 2: Convert to fraction form
    20,498,969,443.96/30,740,504,721.90 = 7,050,696,254.02/x
  3. Step 3: Cross multiply
    20,498,969,443.96x = 30,740,504,721.90 × 7,050,696,254.02
  4. Step 4: Simplify right side
    20,498,969,443.96x = 216,741,961,489,384,472,576
  5. Step 5: Solve for x
    x = 216,741,961,489,384,472,576/20,498,969,443.96
  6. Step 6: Final answer
    x = 10,573,310,140.39

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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.