Home / 773,669,455.35-1,160,504,183.03-386,248,966.35

Finding the Fourth Proportional to 773,669,455.35, 1,160,504,183.03 and 386,248,966.35

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Solution

The fourth proportional to 773,669,455.35, 1,160,504,183.03 and 386,248,966.35 is: 579,373,449.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,669,455.35 : 1,160,504,183.03 = 386,248,966.35 : x
  2. Step 2: Convert to fraction form
    773,669,455.35/1,160,504,183.03 = 386,248,966.35/x
  3. Step 3: Cross multiply
    773,669,455.35x = 1,160,504,183.03 × 386,248,966.35
  4. Step 4: Simplify right side
    773,669,455.35x = 448,243,541,138,257,536
  5. Step 5: Solve for x
    x = 448,243,541,138,257,536/773,669,455.35
  6. Step 6: Final answer
    x = 579,373,449.53

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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.