Home / 233,711,584.50-322,531,483.05-129,287,855.46

Finding the Fourth Proportional to 233,711,584.50, 322,531,483.05 and 129,287,855.46

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Solution

The fourth proportional to 233,711,584.50, 322,531,483.05 and 129,287,855.46 is: 178,422,493.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,711,584.50 : 322,531,483.05 = 129,287,855.46 : x
  2. Step 2: Convert to fraction form
    233,711,584.50/322,531,483.05 = 129,287,855.46/x
  3. Step 3: Cross multiply
    233,711,584.50x = 322,531,483.05 × 129,287,855.46
  4. Step 4: Simplify right side
    233,711,584.50x = 41,699,403,761,867,840
  5. Step 5: Solve for x
    x = 41,699,403,761,867,840/233,711,584.50
  6. Step 6: Final answer
    x = 178,422,493.91

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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.