Home / 233,337,798.76-322,009,540.50-128,918,273.80

Finding the Fourth Proportional to 233,337,798.76, 322,009,540.50 and 128,918,273.80

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Solution

The fourth proportional to 233,337,798.76, 322,009,540.50 and 128,918,273.80 is: 177,909,084.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,337,798.76 : 322,009,540.50 = 128,918,273.80 : x
  2. Step 2: Convert to fraction form
    233,337,798.76/322,009,540.50 = 128,918,273.80/x
  3. Step 3: Cross multiply
    233,337,798.76x = 322,009,540.50 × 128,918,273.80
  4. Step 4: Simplify right side
    233,337,798.76x = 41,512,914,108,391,184
  5. Step 5: Solve for x
    x = 41,512,914,108,391,184/233,337,798.76
  6. Step 6: Final answer
    x = 177,909,084.29

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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.