Home / 112,334,965.60-168,502,448.40-54,864,104.80

Finding the Fourth Proportional to 112,334,965.60, 168,502,448.40 and 54,864,104.80

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Solution

The fourth proportional to 112,334,965.60, 168,502,448.40 and 54,864,104.80 is: 82,296,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,334,965.60 : 168,502,448.40 = 54,864,104.80 : x
  2. Step 2: Convert to fraction form
    112,334,965.60/168,502,448.40 = 54,864,104.80/x
  3. Step 3: Cross multiply
    112,334,965.60x = 168,502,448.40 × 54,864,104.80
  4. Step 4: Simplify right side
    112,334,965.60x = 9,244,735,988,074,192
  5. Step 5: Solve for x
    x = 9,244,735,988,074,192/112,334,965.60
  6. Step 6: Final answer
    x = 82,296,157.20

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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.