Home / 631,069,056.20-946,651,165.24-188,376,765.86

Finding the Fourth Proportional to 631,069,056.20, 946,651,165.24 and 188,376,765.86

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Solution

The fourth proportional to 631,069,056.20, 946,651,165.24 and 188,376,765.86 is: 282,579,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,069,056.20 : 946,651,165.24 = 188,376,765.86 : x
  2. Step 2: Convert to fraction form
    631,069,056.20/946,651,165.24 = 188,376,765.86/x
  3. Step 3: Cross multiply
    631,069,056.20x = 946,651,165.24 × 188,376,765.86
  4. Step 4: Simplify right side
    631,069,056.20x = 178,327,084,905,511,680
  5. Step 5: Solve for x
    x = 178,327,084,905,511,680/631,069,056.20
  6. Step 6: Final answer
    x = 282,579,351.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.