Home / 946,846,090.85-1,306,687,958.91-529,158,363.84

Finding the Fourth Proportional to 946,846,090.85, 1,306,687,958.91 and 529,158,363.84

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Solution

The fourth proportional to 946,846,090.85, 1,306,687,958.91 and 529,158,363.84 is: 730,261,094.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,846,090.85 : 1,306,687,958.91 = 529,158,363.84 : x
  2. Step 2: Convert to fraction form
    946,846,090.85/1,306,687,958.91 = 529,158,363.84/x
  3. Step 3: Cross multiply
    946,846,090.85x = 1,306,687,958.91 × 529,158,363.84
  4. Step 4: Simplify right side
    946,846,090.85x = 691,444,862,386,244,736
  5. Step 5: Solve for x
    x = 691,444,862,386,244,736/946,846,090.85
  6. Step 6: Final answer
    x = 730,261,094.25

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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.