Home / 941,734,875.62-1,299,824,780.37-729,622,157.89

Finding the Fourth Proportional to 941,734,875.62, 1,299,824,780.37 and 729,622,157.89

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Solution

The fourth proportional to 941,734,875.62, 1,299,824,780.37 and 729,622,157.89 is: 1,007,057,278.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,734,875.62 : 1,299,824,780.37 = 729,622,157.89 : x
  2. Step 2: Convert to fraction form
    941,734,875.62/1,299,824,780.37 = 729,622,157.89/x
  3. Step 3: Cross multiply
    941,734,875.62x = 1,299,824,780.37 × 729,622,157.89
  4. Step 4: Simplify right side
    941,734,875.62x = 948,380,961,122,307,456
  5. Step 5: Solve for x
    x = 948,380,961,122,307,456/941,734,875.62
  6. Step 6: Final answer
    x = 1,007,057,278.73

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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.