Home / 454,911,101.55-682,366,652.33-163,823,151.15

Finding the Fourth Proportional to 454,911,101.55, 682,366,652.33 and 163,823,151.15

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Solution

The fourth proportional to 454,911,101.55, 682,366,652.33 and 163,823,151.15 is: 245,734,726.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,911,101.55 : 682,366,652.33 = 163,823,151.15 : x
  2. Step 2: Convert to fraction form
    454,911,101.55/682,366,652.33 = 163,823,151.15/x
  3. Step 3: Cross multiply
    454,911,101.55x = 682,366,652.33 × 163,823,151.15
  4. Step 4: Simplify right side
    454,911,101.55x = 111,787,455,223,557,984
  5. Step 5: Solve for x
    x = 111,787,455,223,557,984/454,911,101.55
  6. Step 6: Final answer
    x = 245,734,726.73

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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.