Home / 656,803,789,110.96-985,578,377,819.40-354,612,367,627.44

Finding the Fourth Proportional to 656,803,789,110.96, 985,578,377,819.40 and 354,612,367,627.44

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Solution

The fourth proportional to 656,803,789,110.96, 985,578,377,819.40 and 354,612,367,627.44 is: 532,119,771,285.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,803,789,110.96 : 985,578,377,819.40 = 354,612,367,627.44 : x
  2. Step 2: Convert to fraction form
    656,803,789,110.96/985,578,377,819.40 = 354,612,367,627.44/x
  3. Step 3: Cross multiply
    656,803,789,110.96x = 985,578,377,819.40 × 354,612,367,627.44
  4. Step 4: Simplify right side
    656,803,789,110.96x = 349,498,282,040,949,034,975,232
  5. Step 5: Solve for x
    x = 349,498,282,040,949,034,975,232/656,803,789,110.96
  6. Step 6: Final answer
    x = 532,119,771,285.16

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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.