Home / 84,171,416,089.93-116,155,628,840.65-45,589,376,185.43

Finding the Fourth Proportional to 84,171,416,089.93, 116,155,628,840.65 and 45,589,376,185.43

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Solution

The fourth proportional to 84,171,416,089.93, 116,155,628,840.65 and 45,589,376,185.43 is: 62,912,837,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,171,416,089.93 : 116,155,628,840.65 = 45,589,376,185.43 : x
  2. Step 2: Convert to fraction form
    84,171,416,089.93/116,155,628,840.65 = 45,589,376,185.43/x
  3. Step 3: Cross multiply
    84,171,416,089.93x = 116,155,628,840.65 × 45,589,376,185.43
  4. Step 4: Simplify right side
    84,171,416,089.93x = 5,295,462,659,270,994,034,688
  5. Step 5: Solve for x
    x = 5,295,462,659,270,994,034,688/84,171,416,089.93
  6. Step 6: Final answer
    x = 62,912,837,935.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.