Home / 19,840,464,003.80-29,760,696,005.70-7,417,180,323.20

Finding the Fourth Proportional to 19,840,464,003.80, 29,760,696,005.70 and 7,417,180,323.20

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Solution

The fourth proportional to 19,840,464,003.80, 29,760,696,005.70 and 7,417,180,323.20 is: 11,125,770,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840,464,003.80 : 29,760,696,005.70 = 7,417,180,323.20 : x
  2. Step 2: Convert to fraction form
    19,840,464,003.80/29,760,696,005.70 = 7,417,180,323.20/x
  3. Step 3: Cross multiply
    19,840,464,003.80x = 29,760,696,005.70 × 7,417,180,323.20
  4. Step 4: Simplify right side
    19,840,464,003.80x = 220,740,448,818,214,862,848
  5. Step 5: Solve for x
    x = 220,740,448,818,214,862,848/19,840,464,003.80
  6. Step 6: Final answer
    x = 11,125,770,484.80

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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.