Home / 762,627,436.54-1,052,394,873.33-432,595,489.66

Finding the Fourth Proportional to 762,627,436.54, 1,052,394,873.33 and 432,595,489.66

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Solution

The fourth proportional to 762,627,436.54, 1,052,394,873.33 and 432,595,489.66 is: 596,964,197.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,627,436.54 : 1,052,394,873.33 = 432,595,489.66 : x
  2. Step 2: Convert to fraction form
    762,627,436.54/1,052,394,873.33 = 432,595,489.66/x
  3. Step 3: Cross multiply
    762,627,436.54x = 1,052,394,873.33 × 432,595,489.66
  4. Step 4: Simplify right side
    762,627,436.54x = 455,261,275,543,865,088
  5. Step 5: Solve for x
    x = 455,261,275,543,865,088/762,627,436.54
  6. Step 6: Final answer
    x = 596,964,197.37

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Double scale
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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.