Home / 946,846,084.36-1,306,687,949.94-529,158,357.34

Finding the Fourth Proportional to 946,846,084.36, 1,306,687,949.94 and 529,158,357.34

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Solution

The fourth proportional to 946,846,084.36, 1,306,687,949.94 and 529,158,357.34 is: 730,261,085.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,846,084.36 : 1,306,687,949.94 = 529,158,357.34 : x
  2. Step 2: Convert to fraction form
    946,846,084.36/1,306,687,949.94 = 529,158,357.34/x
  3. Step 3: Cross multiply
    946,846,084.36x = 1,306,687,949.94 × 529,158,357.34
  4. Step 4: Simplify right side
    946,846,084.36x = 691,444,849,146,222,592
  5. Step 5: Solve for x
    x = 691,444,849,146,222,592/946,846,084.36
  6. Step 6: Final answer
    x = 730,261,085.27

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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.