Home / 120,703,800,262.77-166,563,739,092.51-66,507,316,007.82

Finding the Fourth Proportional to 120,703,800,262.77, 166,563,739,092.51 and 66,507,316,007.82

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Solution

The fourth proportional to 120,703,800,262.77, 166,563,739,092.51 and 66,507,316,007.82 is: 91,775,960,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,703,800,262.77 : 166,563,739,092.51 = 66,507,316,007.82 : x
  2. Step 2: Convert to fraction form
    120,703,800,262.77/166,563,739,092.51 = 66,507,316,007.82/x
  3. Step 3: Cross multiply
    120,703,800,262.77x = 166,563,739,092.51 × 66,507,316,007.82
  4. Step 4: Simplify right side
    120,703,800,262.77x = 11,077,707,231,269,643,878,400
  5. Step 5: Solve for x
    x = 11,077,707,231,269,643,878,400/120,703,800,262.77
  6. Step 6: Final answer
    x = 91,775,960,716.68

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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.