Home / 466,017,785-643,119,979.74-254,336,173.64

Finding the Fourth Proportional to 466,017,785, 643,119,979.74 and 254,336,173.64

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Solution

The fourth proportional to 466,017,785, 643,119,979.74 and 254,336,173.64 is: 350,992,344.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,017,785 : 643,119,979.74 = 254,336,173.64 : x
  2. Step 2: Convert to fraction form
    466,017,785/643,119,979.74 = 254,336,173.64/x
  3. Step 3: Cross multiply
    466,017,785x = 643,119,979.74 × 254,336,173.64
  4. Step 4: Simplify right side
    466,017,785x = 163,568,674,838,505,920
  5. Step 5: Solve for x
    x = 163,568,674,838,505,920/466,017,785
  6. Step 6: Final answer
    x = 350,992,344.29

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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.