Home / 55,090,498,441.80-82,513,303,656.30-47,743,858,057.80

Finding the Fourth Proportional to 55,090,498,441.80, 82,513,303,656.30 and 47,743,858,057.80

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Solution

The fourth proportional to 55,090,498,441.80, 82,513,303,656.30 and 47,743,858,057.80 is: 71,509,671,705.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,090,498,441.80 : 82,513,303,656.30 = 47,743,858,057.80 : x
  2. Step 2: Convert to fraction form
    55,090,498,441.80/82,513,303,656.30 = 47,743,858,057.80/x
  3. Step 3: Cross multiply
    55,090,498,441.80x = 82,513,303,656.30 × 47,743,858,057.80
  4. Step 4: Simplify right side
    55,090,498,441.80x = 3,939,503,457,646,537,605,120
  5. Step 5: Solve for x
    x = 3,939,503,457,646,537,605,120/55,090,498,441.80
  6. Step 6: Final answer
    x = 71,509,671,705.16

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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.