Home / 702,236,918,697.24-969,086,194,886.32-381,452,993,500.45

Finding the Fourth Proportional to 702,236,918,697.24, 969,086,194,886.32 and 381,452,993,500.45

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Solution

The fourth proportional to 702,236,918,697.24, 969,086,194,886.32 and 381,452,993,500.45 is: 526,404,722,048.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,236,918,697.24 : 969,086,194,886.32 = 381,452,993,500.45 : x
  2. Step 2: Convert to fraction form
    702,236,918,697.24/969,086,194,886.32 = 381,452,993,500.45/x
  3. Step 3: Cross multiply
    702,236,918,697.24x = 969,086,194,886.32 × 381,452,993,500.45
  4. Step 4: Simplify right side
    702,236,918,697.24x = 369,660,829,999,347,265,437,696
  5. Step 5: Solve for x
    x = 369,660,829,999,347,265,437,696/702,236,918,697.24
  6. Step 6: Final answer
    x = 526,404,722,048.97

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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.