Home / 19,840,464,010.80-29,760,696,016.20-7,417,180,330.20

Finding the Fourth Proportional to 19,840,464,010.80, 29,760,696,016.20 and 7,417,180,330.20

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Solution

The fourth proportional to 19,840,464,010.80, 29,760,696,016.20 and 7,417,180,330.20 is: 11,125,770,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840,464,010.80 : 29,760,696,016.20 = 7,417,180,330.20 : x
  2. Step 2: Convert to fraction form
    19,840,464,010.80/29,760,696,016.20 = 7,417,180,330.20/x
  3. Step 3: Cross multiply
    19,840,464,010.80x = 29,760,696,016.20 × 7,417,180,330.20
  4. Step 4: Simplify right side
    19,840,464,010.80x = 220,740,449,104,420,143,104
  5. Step 5: Solve for x
    x = 220,740,449,104,420,143,104/19,840,464,010.80
  6. Step 6: Final answer
    x = 11,125,770,495.30

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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.