Home / 122,299,157.30-168,767,776.77-66,544,807.22

Finding the Fourth Proportional to 122,299,157.30, 168,767,776.77 and 66,544,807.22

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Solution

The fourth proportional to 122,299,157.30, 168,767,776.77 and 66,544,807.22 is: 91,829,080.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,299,157.30 : 168,767,776.77 = 66,544,807.22 : x
  2. Step 2: Convert to fraction form
    122,299,157.30/168,767,776.77 = 66,544,807.22/x
  3. Step 3: Cross multiply
    122,299,157.30x = 168,767,776.77 × 66,544,807.22
  4. Step 4: Simplify right side
    122,299,157.30x = 11,230,619,170,107,644
  5. Step 5: Solve for x
    x = 11,230,619,170,107,644/122,299,157.30
  6. Step 6: Final answer
    x = 91,829,080.58

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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.