Home / 233,918,029-322,794,091.30-128,050,964.20

Finding the Fourth Proportional to 233,918,029, 322,794,091.30 and 128,050,964.20

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Solution

The fourth proportional to 233,918,029, 322,794,091.30 and 128,050,964.20 is: 176,703,329.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,918,029 : 322,794,091.30 = 128,050,964.20 : x
  2. Step 2: Convert to fraction form
    233,918,029/322,794,091.30 = 128,050,964.20/x
  3. Step 3: Cross multiply
    233,918,029x = 322,794,091.30 × 128,050,964.20
  4. Step 4: Simplify right side
    233,918,029x = 41,334,094,629,027,832
  5. Step 5: Solve for x
    x = 41,334,094,629,027,832/233,918,029
  6. Step 6: Final answer
    x = 176,703,329.82

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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.